91112721

素因数分解:

$3^1\times 7^1\times {\mathrm{127}}^2\times {\mathrm{269}}^1$

素因数の和:533

約数の個数: 24

約数和(自身を含む): 140460480

約数和(自身を除く): 49347759

約数列:

[1, 3, 7, 21, 127, 269, 381, 807, 889, 1883, 2667, 5649, 16129, 34163, 48387, 102489, 112903, 239141, 338709, 717423, 4338701, 13016103, 30370907, 91112721]

約数ペア:

[(1, 91112721), (3, 30370907), (7, 13016103), (21, 4338701), (127, 717423), (269, 338709), (381, 239141), (807, 112903), (889, 102489), (1883, 48387), (2667, 34163), (5649, 16129)]