1987375572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7309}}^1$

素因数の和:7422

約数の個数: 144

約数和(自身を含む): 6258295680

約数和(自身を除く): 4270920108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 83, 84, 91, 117, 126, 156, 166, 182, 234, 249, 252, 273, 332, 364, 468, 498, 546, 581, 747, 819, 996, 1079, 1092, 1162, 1494, 1638, 1743, 2158, 2324, 2988, 3237, 3276, 3486, 4316, 5229, 6474, 6972, 7309, 7553, 9711, 10458, 12948, 14618, 15106, 19422, 20916, 21927, 22659, 29236, 30212, 38844, 43854, 45318, 51163, 65781, 67977, 87708, 90636, 95017, 102326, 131562, 135954, 153489, 190034, 204652, 263124, 271908, 285051, 306978, 380068, 460467, 570102, 606647, 613956, 665119, 855153, 920934, 1140204, 1213294, 1330238, 1710306, 1819941, 1841868, 1995357, 2426588, 2660476, 3420612, 3639882, 3990714, 4246529, 5459823, 5986071, 7279764, 7886411, 7981428, 8493058, 10919646, 11972142, 12739587, 15772822, 16986116, 21839292, 23659233, 23944284, 25479174, 31545644, 38218761, 47318466, 50958348, 55204877, 70977699, 76437522, 94636932, 110409754, 141955398, 152875044, 165614631, 220819508, 283910796, 331229262, 496843893, 662458524, 993687786, 1987375572]

約数ペア:

[(1, 1987375572), (2, 993687786), (3, 662458524), (4, 496843893), (6, 331229262), (7, 283910796), (9, 220819508), (12, 165614631), (13, 152875044), (14, 141955398), (18, 110409754), (21, 94636932), (26, 76437522), (28, 70977699), (36, 55204877), (39, 50958348), (42, 47318466), (52, 38218761), (63, 31545644), (78, 25479174), (83, 23944284), (84, 23659233), (91, 21839292), (117, 16986116), (126, 15772822), (156, 12739587), (166, 11972142), (182, 10919646), (234, 8493058), (249, 7981428), (252, 7886411), (273, 7279764), (332, 5986071), (364, 5459823), (468, 4246529), (498, 3990714), (546, 3639882), (581, 3420612), (747, 2660476), (819, 2426588), (996, 1995357), (1079, 1841868), (1092, 1819941), (1162, 1710306), (1494, 1330238), (1638, 1213294), (1743, 1140204), (2158, 920934), (2324, 855153), (2988, 665119), (3237, 613956), (3276, 606647), (3486, 570102), (4316, 460467), (5229, 380068), (6474, 306978), (6972, 285051), (7309, 271908), (7553, 263124), (9711, 204652), (10458, 190034), (12948, 153489), (14618, 135954), (15106, 131562), (19422, 102326), (20916, 95017), (21927, 90636), (22659, 87708), (29236, 67977), (30212, 65781), (38844, 51163), (43854, 45318)]