81556178

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{11621}}^1$

素因数の和:11674

約数の個数: 24

約数和(自身を含む): 139115340

約数和(自身を除く): 57559162

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 319, 638, 3509, 7018, 11621, 23242, 127831, 255662, 337009, 674018, 1406141, 2812282, 3707099, 7414198, 40778089, 81556178]

約数ペア:

[(1, 81556178), (2, 40778089), (11, 7414198), (22, 3707099), (29, 2812282), (58, 1406141), (121, 674018), (242, 337009), (319, 255662), (638, 127831), (3509, 23242), (7018, 11621)]