1279484638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{338309}}^1$

素因数の和:338403

約数の個数: 16

約数和(自身を含む): 2013621120

約数和(自身を除く): 734136482

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 338309, 676618, 10487579, 20636849, 20975158, 41273698, 639742319, 1279484638]

約数ペア:

[(1, 1279484638), (2, 639742319), (31, 41273698), (61, 20975158), (62, 20636849), (122, 10487579), (1891, 676618), (3782, 338309)]