215057710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{74933}}^1$

素因数の和:74988

約数の個数: 32

約数和(自身を含む): 453200832

約数和(自身を除く): 238143122

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 74933, 149866, 374665, 524531, 749330, 1049062, 2622655, 3072253, 5245310, 6144506, 15361265, 21505771, 30722530, 43011542, 107528855, 215057710]

約数ペア:

[(1, 215057710), (2, 107528855), (5, 43011542), (7, 30722530), (10, 21505771), (14, 15361265), (35, 6144506), (41, 5245310), (70, 3072253), (82, 2622655), (205, 1049062), (287, 749330), (410, 524531), (574, 374665), (1435, 149866), (2870, 74933)]