201330045

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{639143}}^1$

素因数の和:639161

約数の個数: 24

約数和(自身を含む): 398825856

約数和(自身を除く): 197495811

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 639143, 1917429, 3195715, 4474001, 5752287, 9587145, 13422003, 22370005, 28761435, 40266009, 67110015, 201330045]

約数ペア:

[(1, 201330045), (3, 67110015), (5, 40266009), (7, 28761435), (9, 22370005), (15, 13422003), (21, 9587145), (35, 5752287), (45, 4474001), (63, 3195715), (105, 1917429), (315, 639143)]