641170095

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{6997}}^1$

素因数の和:7195

約数の個数: 32

約数和(自身を含む): 1058097600

約数和(自身を除く): 416927505

約数列:

[1, 3, 5, 15, 41, 123, 149, 205, 447, 615, 745, 2235, 6109, 6997, 18327, 20991, 30545, 34985, 91635, 104955, 286877, 860631, 1042553, 1434385, 3127659, 4303155, 5212765, 15638295, 42744673, 128234019, 213723365, 641170095]

約数ペア:

[(1, 641170095), (3, 213723365), (5, 128234019), (15, 42744673), (41, 15638295), (123, 5212765), (149, 4303155), (205, 3127659), (447, 1434385), (615, 1042553), (745, 860631), (2235, 286877), (6109, 104955), (6997, 91635), (18327, 34985), (20991, 30545)]