661058848

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{290959}}^1$

素因数の和:291040

約数の個数: 24

約数和(自身を含む): 1319794560

約数和(自身を除く): 658735712

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 290959, 581918, 1163836, 2327672, 4655344, 9310688, 20658089, 41316178, 82632356, 165264712, 330529424, 661058848]

約数ペア:

[(1, 661058848), (2, 330529424), (4, 165264712), (8, 82632356), (16, 41316178), (32, 20658089), (71, 9310688), (142, 4655344), (284, 2327672), (568, 1163836), (1136, 581918), (2272, 290959)]