661253758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{1789}}^1$

素因数の和:2172

約数の個数: 32

約数和(自身を含む): 1106563680

約数和(自身を除く): 445309922

約数列:

[1, 2, 11, 22, 53, 106, 317, 583, 634, 1166, 1789, 3487, 3578, 6974, 16801, 19679, 33602, 39358, 94817, 184811, 189634, 369622, 567113, 1042987, 1134226, 2085974, 6238243, 12476486, 30056989, 60113978, 330626879, 661253758]

約数ペア:

[(1, 661253758), (2, 330626879), (11, 60113978), (22, 30056989), (53, 12476486), (106, 6238243), (317, 2085974), (583, 1134226), (634, 1042987), (1166, 567113), (1789, 369622), (3487, 189634), (3578, 184811), (6974, 94817), (16801, 39358), (19679, 33602)]