31506530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6661}}^1$

素因数の和:6722

約数の個数: 32

約数和(自身を含む): 63315648

約数和(自身を除く): 31809118

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4730, 6661, 13322, 33305, 66610, 73271, 146542, 286423, 366355, 572846, 732710, 1432115, 2864230, 3150653, 6301306, 15753265, 31506530]

約数ペア:

[(1, 31506530), (2, 15753265), (5, 6301306), (10, 3150653), (11, 2864230), (22, 1432115), (43, 732710), (55, 572846), (86, 366355), (110, 286423), (215, 146542), (430, 73271), (473, 66610), (946, 33305), (2365, 13322), (4730, 6661)]