311568023

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2\times {\mathrm{281}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 359820720

約数和(自身を除く): 48252697

約数列:

[1, 13, 19, 67, 247, 281, 871, 1273, 3653, 4489, 5339, 16549, 18827, 58357, 69407, 85291, 244751, 357713, 1108783, 1261409, 4650269, 16398317, 23966771, 311568023]

約数ペア:

[(1, 311568023), (13, 23966771), (19, 16398317), (67, 4650269), (247, 1261409), (281, 1108783), (871, 357713), (1273, 244751), (3653, 85291), (4489, 69407), (5339, 58357), (16549, 18827)]