7211530

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 13736448

約数和(自身を除く): 6524918

約数列:

[1, 2, 5, 10, 31, 43, 62, 86, 155, 215, 310, 430, 541, 1082, 1333, 2666, 2705, 5410, 6665, 13330, 16771, 23263, 33542, 46526, 83855, 116315, 167710, 232630, 721153, 1442306, 3605765, 7211530]

約数ペア:

[(1, 7211530), (2, 3605765), (5, 1442306), (10, 721153), (31, 232630), (43, 167710), (62, 116315), (86, 83855), (155, 46526), (215, 33542), (310, 23263), (430, 16771), (541, 13330), (1082, 6665), (1333, 5410), (2666, 2705)]