165095427

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2777}}^1$

素因数の和:2955

約数の個数: 32

約数和(自身を含む): 266688000

約数和(自身を除く): 101592573

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 1043, 2777, 2831, 3129, 8331, 8493, 19439, 19817, 52763, 58317, 59451, 158289, 369341, 413773, 1108023, 1241319, 2896411, 7861687, 8689233, 23585061, 55031809, 165095427]

約数ペア:

[(1, 165095427), (3, 55031809), (7, 23585061), (19, 8689233), (21, 7861687), (57, 2896411), (133, 1241319), (149, 1108023), (399, 413773), (447, 369341), (1043, 158289), (2777, 59451), (2831, 58317), (3129, 52763), (8331, 19817), (8493, 19439)]