12730455

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3581}}^1$

素因数の和:3671

約数の個数: 24

約数和(自身を含む): 22351680

約数和(自身を除く): 9621225

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 1185, 3555, 3581, 10743, 17905, 32229, 53715, 161145, 282899, 848697, 1414495, 2546091, 4243485, 12730455]

約数ペア:

[(1, 12730455), (3, 4243485), (5, 2546091), (9, 1414495), (15, 848697), (45, 282899), (79, 161145), (237, 53715), (395, 32229), (711, 17905), (1185, 10743), (3555, 3581)]