25329668

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9941}}^1$

素因数の和:9972

約数の個数: 36

約数和(自身を含む): 55536012

約数和(自身を除く): 30206344

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 9941, 19882, 39764, 69587, 129233, 139174, 258466, 278348, 487109, 516932, 904631, 974218, 1809262, 1948436, 3618524, 6332417, 12664834, 25329668]

約数ペア:

[(1, 25329668), (2, 12664834), (4, 6332417), (7, 3618524), (13, 1948436), (14, 1809262), (26, 974218), (28, 904631), (49, 516932), (52, 487109), (91, 278348), (98, 258466), (182, 139174), (196, 129233), (364, 69587), (637, 39764), (1274, 19882), (2548, 9941)]