142651243

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 175493120

約数和(自身を除く): 32841877

約数列:

[1, 7, 31, 37, 109, 163, 217, 259, 763, 1141, 1147, 3379, 4033, 5053, 6031, 8029, 17767, 23653, 28231, 35371, 42217, 124369, 125023, 186961, 550777, 657379, 875161, 1308727, 3855439, 4601653, 20378749, 142651243]

約数ペア:

[(1, 142651243), (7, 20378749), (31, 4601653), (37, 3855439), (109, 1308727), (163, 875161), (217, 657379), (259, 550777), (763, 186961), (1141, 125023), (1147, 124369), (3379, 42217), (4033, 35371), (5053, 28231), (6031, 23653), (8029, 17767)]