81475118

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{277}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 133666848

約数和(自身を除く): 52191730

約数列:

[1, 2, 17, 34, 41, 82, 211, 277, 422, 554, 697, 1394, 3587, 4709, 7174, 8651, 9418, 11357, 17302, 22714, 58447, 116894, 147067, 193069, 294134, 386138, 993599, 1987198, 2396327, 4792654, 40737559, 81475118]

約数ペア:

[(1, 81475118), (2, 40737559), (17, 4792654), (34, 2396327), (41, 1987198), (82, 993599), (211, 386138), (277, 294134), (422, 193069), (554, 147067), (697, 116894), (1394, 58447), (3587, 22714), (4709, 17302), (7174, 11357), (8651, 9418)]