210716858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{3911}}^1$

素因数の和:4034

約数の個数: 32

約数和(自身を含む): 360529920

約数和(自身を除く): 149813062

約数列:

[1, 2, 11, 22, 31, 62, 79, 158, 341, 682, 869, 1738, 2449, 3911, 4898, 7822, 26939, 43021, 53878, 86042, 121241, 242482, 308969, 617938, 1333651, 2667302, 3398659, 6797318, 9578039, 19156078, 105358429, 210716858]

約数ペア:

[(1, 210716858), (2, 105358429), (11, 19156078), (22, 9578039), (31, 6797318), (62, 3398659), (79, 2667302), (158, 1333651), (341, 617938), (682, 308969), (869, 242482), (1738, 121241), (2449, 86042), (3911, 53878), (4898, 43021), (7822, 26939)]