3999195

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{491}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 6984432

約数和(自身を除く): 2985237

約数列:

[1, 3, 5, 9, 15, 45, 181, 491, 543, 905, 1473, 1629, 2455, 2715, 4419, 7365, 8145, 22095, 88871, 266613, 444355, 799839, 1333065, 3999195]

約数ペア:

[(1, 3999195), (3, 1333065), (5, 799839), (9, 444355), (15, 266613), (45, 88871), (181, 22095), (491, 8145), (543, 7365), (905, 4419), (1473, 2715), (1629, 2455)]