1640789934

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{4451}}^1$

素因数の和:4661

約数の個数: 64

約数和(自身を含む): 3836270592

約数和(自身を除く): 2195480658

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 131, 134, 201, 262, 393, 402, 469, 786, 917, 938, 1407, 1834, 2751, 2814, 4451, 5502, 8777, 8902, 13353, 17554, 26331, 26706, 31157, 52662, 61439, 62314, 93471, 122878, 184317, 186942, 298217, 368634, 583081, 596434, 894651, 1166162, 1749243, 1789302, 2087519, 3498486, 4081567, 4175038, 6262557, 8163134, 12244701, 12525114, 24489402, 39066427, 78132854, 117199281, 234398562, 273464989, 546929978, 820394967, 1640789934]

約数ペア:

[(1, 1640789934), (2, 820394967), (3, 546929978), (6, 273464989), (7, 234398562), (14, 117199281), (21, 78132854), (42, 39066427), (67, 24489402), (131, 12525114), (134, 12244701), (201, 8163134), (262, 6262557), (393, 4175038), (402, 4081567), (469, 3498486), (786, 2087519), (917, 1789302), (938, 1749243), (1407, 1166162), (1834, 894651), (2751, 596434), (2814, 583081), (4451, 368634), (5502, 298217), (8777, 186942), (8902, 184317), (13353, 122878), (17554, 93471), (26331, 62314), (26706, 61439), (31157, 52662)]