81512529

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{24109}}^1$

素因数の和:24149

約数の個数: 24

約数和(自身を含む): 131929920

約数和(自身を除く): 50417391

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 483, 1127, 3381, 24109, 72327, 168763, 506289, 554507, 1181341, 1663521, 3544023, 3881549, 11644647, 27170843, 81512529]

約数ペア:

[(1, 81512529), (3, 27170843), (7, 11644647), (21, 3881549), (23, 3544023), (49, 1663521), (69, 1181341), (147, 554507), (161, 506289), (483, 168763), (1127, 72327), (3381, 24109)]