68705967

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 102871296

約数和(自身を除く): 34165329

約数列:

[1, 3, 11, 33, 53, 159, 163, 241, 489, 583, 723, 1749, 1793, 2651, 5379, 7953, 8639, 12773, 25917, 38319, 39283, 95029, 117849, 140503, 285087, 421509, 432113, 1296339, 2081999, 6245997, 22901989, 68705967]

約数ペア:

[(1, 68705967), (3, 22901989), (11, 6245997), (33, 2081999), (53, 1296339), (159, 432113), (163, 421509), (241, 285087), (489, 140503), (583, 117849), (723, 95029), (1749, 39283), (1793, 38319), (2651, 25917), (5379, 12773), (7953, 8639)]