81708558

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{1063}}^1$

素因数の和:1648

約数の個数: 32

約数和(自身を含む): 170989056

約数和(自身を除く): 89280498

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 557, 1063, 1114, 1671, 2126, 3189, 3342, 6378, 12811, 24449, 25622, 38433, 48898, 73347, 76866, 146694, 592091, 1184182, 1776273, 3552546, 13618093, 27236186, 40854279, 81708558]

約数ペア:

[(1, 81708558), (2, 40854279), (3, 27236186), (6, 13618093), (23, 3552546), (46, 1776273), (69, 1184182), (138, 592091), (557, 146694), (1063, 76866), (1114, 73347), (1671, 48898), (2126, 38433), (3189, 25622), (3342, 24449), (6378, 12811)]