15921795455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{457}}^1\times {\mathrm{4241}}^1$

素因数の和:4787

約数の個数: 32

約数和(自身を含む): 20143323648

約数和(自身を除く): 4221528193

約数列:

[1, 5, 31, 53, 155, 265, 457, 1643, 2285, 4241, 8215, 14167, 21205, 24221, 70835, 121105, 131471, 224773, 657355, 750851, 1123865, 1938137, 3754255, 6967963, 9690685, 34839815, 60082247, 102721261, 300411235, 513606305, 3184359091, 15921795455]

約数ペア:

[(1, 15921795455), (5, 3184359091), (31, 513606305), (53, 300411235), (155, 102721261), (265, 60082247), (457, 34839815), (1643, 9690685), (2285, 6967963), (4241, 3754255), (8215, 1938137), (14167, 1123865), (21205, 750851), (24221, 657355), (70835, 224773), (121105, 131471)]