81576814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{613}}^1$

素因数の和:912

約数の個数: 32

約数和(自身を含む): 140050944

約数和(自身を除く): 58474130

約数列:

[1, 2, 11, 22, 23, 46, 253, 263, 506, 526, 613, 1226, 2893, 5786, 6049, 6743, 12098, 13486, 14099, 28198, 66539, 133078, 155089, 161219, 310178, 322438, 1773409, 3546818, 3708037, 7416074, 40788407, 81576814]

約数ペア:

[(1, 81576814), (2, 40788407), (11, 7416074), (22, 3708037), (23, 3546818), (46, 1773409), (253, 322438), (263, 310178), (506, 161219), (526, 155089), (613, 133078), (1226, 66539), (2893, 28198), (5786, 14099), (6049, 13486), (6743, 12098)]