71641206

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:331

約数の個数: 128

約数和(自身を含む): 199987200

約数和(自身を除く): 128345994

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 61, 63, 78, 91, 117, 122, 126, 182, 183, 189, 234, 239, 273, 351, 366, 378, 427, 478, 546, 549, 702, 717, 793, 819, 854, 1098, 1281, 1434, 1586, 1638, 1647, 1673, 2151, 2379, 2457, 2562, 3107, 3294, 3346, 3843, 4302, 4758, 4914, 5019, 5551, 6214, 6453, 7137, 7686, 9321, 10038, 11102, 11529, 12906, 14274, 14579, 15057, 16653, 18642, 21411, 21749, 23058, 27963, 29158, 30114, 33306, 42822, 43498, 43737, 45171, 49959, 55926, 65247, 83889, 87474, 90342, 99918, 102053, 130494, 131211, 149877, 167778, 189527, 195741, 204106, 262422, 299754, 306159, 379054, 391482, 393633, 568581, 587223, 612318, 787266, 918477, 1137162, 1174446, 1326689, 1705743, 1836954, 2653378, 2755431, 3411486, 3980067, 5117229, 5510862, 7960134, 10234458, 11940201, 23880402, 35820603, 71641206]

約数ペア:

[(1, 71641206), (2, 35820603), (3, 23880402), (6, 11940201), (7, 10234458), (9, 7960134), (13, 5510862), (14, 5117229), (18, 3980067), (21, 3411486), (26, 2755431), (27, 2653378), (39, 1836954), (42, 1705743), (54, 1326689), (61, 1174446), (63, 1137162), (78, 918477), (91, 787266), (117, 612318), (122, 587223), (126, 568581), (182, 393633), (183, 391482), (189, 379054), (234, 306159), (239, 299754), (273, 262422), (351, 204106), (366, 195741), (378, 189527), (427, 167778), (478, 149877), (546, 131211), (549, 130494), (702, 102053), (717, 99918), (793, 90342), (819, 87474), (854, 83889), (1098, 65247), (1281, 55926), (1434, 49959), (1586, 45171), (1638, 43737), (1647, 43498), (1673, 42822), (2151, 33306), (2379, 30114), (2457, 29158), (2562, 27963), (3107, 23058), (3294, 21749), (3346, 21411), (3843, 18642), (4302, 16653), (4758, 15057), (4914, 14579), (5019, 14274), (5551, 12906), (6214, 11529), (6453, 11102), (7137, 10038), (7686, 9321)]