120721254

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{649039}}^1$

素因数の和:649075

約数の個数: 16

約数和(自身を含む): 249231360

約数和(自身を除く): 128510106

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 649039, 1298078, 1947117, 3894234, 20120209, 40240418, 60360627, 120721254]

約数ペア:

[(1, 120721254), (2, 60360627), (3, 40240418), (6, 20120209), (31, 3894234), (62, 1947117), (93, 1298078), (186, 649039)]