28160284

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{881}}^1$

素因数の和:1077

約数の個数: 24

約数和(自身を含む): 50528016

約数和(自身を除く): 22367732

約数列:

[1, 2, 4, 61, 122, 131, 244, 262, 524, 881, 1762, 3524, 7991, 15982, 31964, 53741, 107482, 115411, 214964, 230822, 461644, 7040071, 14080142, 28160284]

約数ペア:

[(1, 28160284), (2, 14080142), (4, 7040071), (61, 461644), (122, 230822), (131, 214964), (244, 115411), (262, 107482), (524, 53741), (881, 31964), (1762, 15982), (3524, 7991)]