78989274

素因数分解:

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

素因数の和:201

約数の個数: 108

約数和(自身を含む): 217013706

約数和(自身を除く): 138024432

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 83, 91, 98, 117, 126, 147, 166, 182, 234, 249, 273, 294, 441, 498, 546, 581, 637, 747, 819, 882, 1079, 1162, 1274, 1494, 1638, 1743, 1911, 2158, 3237, 3486, 3822, 4067, 5229, 5733, 6474, 6889, 7553, 8134, 9711, 10458, 11466, 12201, 13778, 15106, 19422, 20667, 22659, 24402, 36603, 41334, 45318, 48223, 52871, 62001, 67977, 73206, 89557, 96446, 105742, 124002, 135954, 144669, 158613, 179114, 268671, 289338, 317226, 337561, 434007, 475839, 537342, 626899, 675122, 806013, 868014, 951678, 1012683, 1253798, 1612026, 1880697, 2025366, 3038049, 3761394, 4388293, 5642091, 6076098, 8776586, 11284182, 13164879, 26329758, 39494637, 78989274]

約数ペア:

[(1, 78989274), (2, 39494637), (3, 26329758), (6, 13164879), (7, 11284182), (9, 8776586), (13, 6076098), (14, 5642091), (18, 4388293), (21, 3761394), (26, 3038049), (39, 2025366), (42, 1880697), (49, 1612026), (63, 1253798), (78, 1012683), (83, 951678), (91, 868014), (98, 806013), (117, 675122), (126, 626899), (147, 537342), (166, 475839), (182, 434007), (234, 337561), (249, 317226), (273, 289338), (294, 268671), (441, 179114), (498, 158613), (546, 144669), (581, 135954), (637, 124002), (747, 105742), (819, 96446), (882, 89557), (1079, 73206), (1162, 67977), (1274, 62001), (1494, 52871), (1638, 48223), (1743, 45318), (1911, 41334), (2158, 36603), (3237, 24402), (3486, 22659), (3822, 20667), (4067, 19422), (5229, 15106), (5733, 13778), (6474, 12201), (6889, 11466), (7553, 10458), (8134, 9711)]