201216968

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{105239}}^1$

素因数の和:105484

約数の個数: 16

約数和(自身を含む): 378864000

約数和(自身を除く): 177647032

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 105239, 210478, 420956, 841912, 25152121, 50304242, 100608484, 201216968]

約数ペア:

[(1, 201216968), (2, 100608484), (4, 50304242), (8, 25152121), (239, 841912), (478, 420956), (956, 210478), (1912, 105239)]