66444415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^2\times {\mathrm{571}}^1$

素因数の和:667

約数の個数: 24

約数和(自身を含む): 86918832

約数和(自身を除く): 20474417

約数列:

[1, 5, 17, 37, 85, 185, 571, 629, 1369, 2855, 3145, 6845, 9707, 21127, 23273, 48535, 105635, 116365, 359159, 781699, 1795795, 3908495, 13288883, 66444415]

約数ペア:

[(1, 66444415), (5, 13288883), (17, 3908495), (37, 1795795), (85, 781699), (185, 359159), (571, 116365), (629, 105635), (1369, 48535), (2855, 23273), (3145, 21127), (6845, 9707)]