142728668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^2$

素因数の和:426

約数の個数: 36

約数和(自身を含む): 269468640

約数和(自身を除く): 126739972

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 163, 316, 326, 652, 1343, 2686, 2771, 5372, 5542, 11084, 12877, 25754, 26569, 51508, 53138, 106276, 218909, 437818, 451673, 875636, 903346, 1806692, 2098951, 4197902, 8395804, 35682167, 71364334, 142728668]

約数ペア:

[(1, 142728668), (2, 71364334), (4, 35682167), (17, 8395804), (34, 4197902), (68, 2098951), (79, 1806692), (158, 903346), (163, 875636), (316, 451673), (326, 437818), (652, 218909), (1343, 106276), (2686, 53138), (2771, 51508), (5372, 26569), (5542, 25754), (11084, 12877)]