1645369518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1\times {\mathrm{877}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 3610897920

約数和(自身を除く): 1965528402

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 359, 402, 718, 871, 877, 1077, 1742, 1754, 2154, 2613, 2631, 4667, 5226, 5262, 9334, 11401, 14001, 22802, 24053, 28002, 34203, 48106, 58759, 68406, 72159, 117518, 144318, 176277, 312689, 314843, 352554, 625378, 629686, 763867, 938067, 944529, 1527734, 1876134, 1889058, 2291601, 4092959, 4583202, 8185918, 12278877, 21094481, 24557754, 42188962, 63283443, 126566886, 274228253, 548456506, 822684759, 1645369518]

約数ペア:

[(1, 1645369518), (2, 822684759), (3, 548456506), (6, 274228253), (13, 126566886), (26, 63283443), (39, 42188962), (67, 24557754), (78, 21094481), (134, 12278877), (201, 8185918), (359, 4583202), (402, 4092959), (718, 2291601), (871, 1889058), (877, 1876134), (1077, 1527734), (1742, 944529), (1754, 938067), (2154, 763867), (2613, 629686), (2631, 625378), (4667, 352554), (5226, 314843), (5262, 312689), (9334, 176277), (11401, 144318), (14001, 117518), (22802, 72159), (24053, 68406), (28002, 58759), (34203, 48106)]