156939555

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:915

約数の個数: 32

約数和(自身を含む): 255550464

約数和(自身を除く): 98610909

約数列:

[1, 3, 5, 15, 103, 157, 309, 471, 515, 647, 785, 1545, 1941, 2355, 3235, 9705, 16171, 48513, 66641, 80855, 101579, 199923, 242565, 304737, 333205, 507895, 999615, 1523685, 10462637, 31387911, 52313185, 156939555]

約数ペア:

[(1, 156939555), (3, 52313185), (5, 31387911), (15, 10462637), (103, 1523685), (157, 999615), (309, 507895), (471, 333205), (515, 304737), (647, 242565), (785, 199923), (1545, 101579), (1941, 80855), (2355, 66641), (3235, 48513), (9705, 16171)]