2451475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:439

約数の個数: 24

約数和(自身を含む): 3454640

約数和(自身を除く): 1003165

約数列:

[1, 5, 13, 19, 25, 65, 95, 247, 325, 397, 475, 1235, 1985, 5161, 6175, 7543, 9925, 25805, 37715, 98059, 129025, 188575, 490295, 2451475]

約数ペア:

[(1, 2451475), (5, 490295), (13, 188575), (19, 129025), (25, 98059), (65, 37715), (95, 25805), (247, 9925), (325, 7543), (397, 6175), (475, 5161), (1235, 1985)]