1640226717

素因数分解:

$3^2\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{9631}}^1$

素因数の和:9913

約数の個数: 24

約数和(自身を含む): 2404147200

約数和(自身を除く): 763920483

約数列:

[1, 3, 9, 127, 149, 381, 447, 1143, 1341, 9631, 18923, 28893, 56769, 86679, 170307, 1223137, 1435019, 3669411, 4305057, 11008233, 12915171, 182247413, 546742239, 1640226717]

約数ペア:

[(1, 1640226717), (3, 546742239), (9, 182247413), (127, 12915171), (149, 11008233), (381, 4305057), (447, 3669411), (1143, 1435019), (1341, 1223137), (9631, 170307), (18923, 86679), (28893, 56769)]