25278428

素因数分解:

$2^2\times 7^1\times {\mathrm{911}}^1\times {\mathrm{991}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 50663424

約数和(自身を除く): 25384996

約数列:

[1, 2, 4, 7, 14, 28, 911, 991, 1822, 1982, 3644, 3964, 6377, 6937, 12754, 13874, 25508, 27748, 902801, 1805602, 3611204, 6319607, 12639214, 25278428]

約数ペア:

[(1, 25278428), (2, 12639214), (4, 6319607), (7, 3611204), (14, 1805602), (28, 902801), (911, 27748), (991, 25508), (1822, 13874), (1982, 12754), (3644, 6937), (3964, 6377)]