123521205

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2579}}^1$

素因数の和:2721

約数の個数: 32

約数和(自身を含む): 206069760

約数和(自身を除く): 82548555

約数列:

[1, 3, 5, 15, 31, 93, 103, 155, 309, 465, 515, 1545, 2579, 3193, 7737, 9579, 12895, 15965, 38685, 47895, 79949, 239847, 265637, 399745, 796911, 1199235, 1328185, 3984555, 8234747, 24704241, 41173735, 123521205]

約数ペア:

[(1, 123521205), (3, 41173735), (5, 24704241), (15, 8234747), (31, 3984555), (93, 1328185), (103, 1199235), (155, 796911), (309, 399745), (465, 265637), (515, 239847), (1545, 79949), (2579, 47895), (3193, 38685), (7737, 15965), (9579, 12895)]