210945405

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{16183}}^1$

素因数の和:16281

約数の個数: 32

約数和(自身を含む): 372879360

約数和(自身を除く): 161933955

約数列:

[1, 3, 5, 11, 15, 33, 55, 79, 165, 237, 395, 869, 1185, 2607, 4345, 13035, 16183, 48549, 80915, 178013, 242745, 534039, 890065, 1278457, 2670195, 3835371, 6392285, 14063027, 19176855, 42189081, 70315135, 210945405]

約数ペア:

[(1, 210945405), (3, 70315135), (5, 42189081), (11, 19176855), (15, 14063027), (33, 6392285), (55, 3835371), (79, 2670195), (165, 1278457), (237, 890065), (395, 534039), (869, 242745), (1185, 178013), (2607, 80915), (4345, 48549), (13035, 16183)]