290417085

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{921959}}^1$

素因数の和:921977

約数の個数: 24

約数和(自身を含む): 575303040

約数和(自身を除く): 284885955

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 921959, 2765877, 4609795, 6453713, 8297631, 13829385, 19361139, 32268565, 41488155, 58083417, 96805695, 290417085]

約数ペア:

[(1, 290417085), (3, 96805695), (5, 58083417), (7, 41488155), (9, 32268565), (15, 19361139), (21, 13829385), (35, 8297631), (45, 6453713), (63, 4609795), (105, 2765877), (315, 921959)]