520020306

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2222309}}^1$

素因数の和:2222330

約数の個数: 24

約数和(自身を含む): 1213381260

約数和(自身を除く): 693360954

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2222309, 4444618, 6666927, 13333854, 20000781, 28890017, 40001562, 57780034, 86670051, 173340102, 260010153, 520020306]

約数ペア:

[(1, 520020306), (2, 260010153), (3, 173340102), (6, 86670051), (9, 57780034), (13, 40001562), (18, 28890017), (26, 20000781), (39, 13333854), (78, 6666927), (117, 4444618), (234, 2222309)]