155640902

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{2351}}^1$

素因数の和:2851

約数の個数: 16

約数和(自身を含む): 237081600

約数和(自身を除く): 81440698

約数列:

[1, 2, 79, 158, 419, 838, 2351, 4702, 33101, 66202, 185729, 371458, 985069, 1970138, 77820451, 155640902]

約数ペア:

[(1, 155640902), (2, 77820451), (79, 1970138), (158, 985069), (419, 371458), (838, 185729), (2351, 66202), (4702, 33101)]