720434

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:266

約数の個数: 24

約数和(自身を含む): 1284780

約数和(自身を除く): 564346

約数列:

[1, 2, 11, 13, 22, 26, 121, 143, 229, 242, 286, 458, 1573, 2519, 2977, 3146, 5038, 5954, 27709, 32747, 55418, 65494, 360217, 720434]

約数ペア:

[(1, 720434), (2, 360217), (11, 65494), (13, 55418), (22, 32747), (26, 27709), (121, 5954), (143, 5038), (229, 3146), (242, 2977), (286, 2519), (458, 1573)]