722969289

素因数分解:

$3^2\times 7^1\times {\mathrm{2113}}^1\times {\mathrm{5431}}^1$

素因数の和:7557

約数の個数: 24

約数和(自身を含む): 1194257792

約数和(自身を除く): 471288503

約数列:

[1, 3, 7, 9, 21, 63, 2113, 5431, 6339, 14791, 16293, 19017, 38017, 44373, 48879, 114051, 133119, 342153, 11475703, 34427109, 80329921, 103281327, 240989763, 722969289]

約数ペア:

[(1, 722969289), (3, 240989763), (7, 103281327), (9, 80329921), (21, 34427109), (63, 11475703), (2113, 342153), (5431, 133119), (6339, 114051), (14791, 48879), (16293, 44373), (19017, 38017)]