321245485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{253949}}^1$

素因数の和:253988

約数の個数: 16

約数和(自身を含む): 438825600

約数和(自身を除く): 117580115

約数列:

[1, 5, 11, 23, 55, 115, 253, 1265, 253949, 1269745, 2793439, 5840827, 13967195, 29204135, 64249097, 321245485]

約数ペア:

[(1, 321245485), (5, 64249097), (11, 29204135), (23, 13967195), (55, 5840827), (115, 2793439), (253, 1269745), (1265, 253949)]