39981633

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{2539}}^1$

素因数の和:2752

約数の個数: 16

約数和(自身を含む): 55473600

約数和(自身を除く): 15491967

約数列:

[1, 3, 29, 87, 181, 543, 2539, 5249, 7617, 15747, 73631, 220893, 459559, 1378677, 13327211, 39981633]

約数ペア:

[(1, 39981633), (3, 13327211), (29, 1378677), (87, 459559), (181, 220893), (543, 73631), (2539, 15747), (5249, 7617)]