139790768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2161}}^1$

素因数の和:2493

約数の個数: 40

約数和(自身を含む): 292752096

約数和(自身を除く): 152961328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1244, 2161, 2488, 4043, 4322, 4976, 8086, 8644, 16172, 17288, 28093, 32344, 34576, 56186, 64688, 112372, 224744, 449488, 672071, 1344142, 2688284, 5376568, 8736923, 10753136, 17473846, 34947692, 69895384, 139790768]

約数ペア:

[(1, 139790768), (2, 69895384), (4, 34947692), (8, 17473846), (13, 10753136), (16, 8736923), (26, 5376568), (52, 2688284), (104, 1344142), (208, 672071), (311, 449488), (622, 224744), (1244, 112372), (2161, 64688), (2488, 56186), (4043, 34576), (4322, 32344), (4976, 28093), (8086, 17288), (8644, 16172)]