157230465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{213919}}^1$

素因数の和:213941

約数の個数: 24

約数和(自身を含む): 292642560

約数和(自身を除く): 135412095

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 213919, 641757, 1069595, 1497433, 3208785, 4492299, 7487165, 10482031, 22461495, 31446093, 52410155, 157230465]

約数ペア:

[(1, 157230465), (3, 52410155), (5, 31446093), (7, 22461495), (15, 10482031), (21, 7487165), (35, 4492299), (49, 3208785), (105, 1497433), (147, 1069595), (245, 641757), (735, 213919)]