15663971284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1\times {\mathrm{10909}}^1$

素因数の和:11500

約数の個数: 48

約数和(自身を含む): 30138045840

約数和(自身を除く): 14474074556

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 521, 689, 1042, 1378, 2084, 2756, 6773, 10909, 13546, 21818, 27092, 27613, 43636, 55226, 110452, 141817, 283634, 358969, 567268, 578177, 717938, 1156354, 1435876, 2312708, 5683589, 7516301, 11367178, 15032602, 22734356, 30065204, 73886657, 147773314, 295546628, 301230217, 602460434, 1204920868, 3915992821, 7831985642, 15663971284]

約数ペア:

[(1, 15663971284), (2, 7831985642), (4, 3915992821), (13, 1204920868), (26, 602460434), (52, 301230217), (53, 295546628), (106, 147773314), (212, 73886657), (521, 30065204), (689, 22734356), (1042, 15032602), (1378, 11367178), (2084, 7516301), (2756, 5683589), (6773, 2312708), (10909, 1435876), (13546, 1156354), (21818, 717938), (27092, 578177), (27613, 567268), (43636, 358969), (55226, 283634), (110452, 141817)]