123017571

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{4019}}^1$

素因数の和:4223

約数の個数: 24

約数和(自身を含む): 188136000

約数和(自身を除く): 65118429

約数列:

[1, 3, 9, 19, 57, 171, 179, 537, 1611, 3401, 4019, 10203, 12057, 30609, 36171, 76361, 229083, 687249, 719401, 2158203, 6474609, 13668619, 41005857, 123017571]

約数ペア:

[(1, 123017571), (3, 41005857), (9, 13668619), (19, 6474609), (57, 2158203), (171, 719401), (179, 687249), (537, 229083), (1611, 76361), (3401, 36171), (4019, 30609), (10203, 12057)]