81713388

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1987}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 200390400

約数和(自身を除く): 118677012

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 149, 276, 298, 447, 596, 894, 1788, 1987, 3427, 3974, 5961, 6854, 7948, 10281, 11922, 13708, 20562, 23844, 41124, 45701, 91402, 137103, 182804, 274206, 296063, 548412, 592126, 888189, 1184252, 1776378, 3552756, 6809449, 13618898, 20428347, 27237796, 40856694, 81713388]

約数ペア:

[(1, 81713388), (2, 40856694), (3, 27237796), (4, 20428347), (6, 13618898), (12, 6809449), (23, 3552756), (46, 1776378), (69, 1184252), (92, 888189), (138, 592126), (149, 548412), (276, 296063), (298, 274206), (447, 182804), (596, 137103), (894, 91402), (1788, 45701), (1987, 41124), (3427, 23844), (3974, 20562), (5961, 13708), (6854, 11922), (7948, 10281)]