3986755

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 5304960

約数和(自身を除く): 1318205

約数列:

[1, 5, 17, 31, 85, 89, 155, 289, 445, 527, 1445, 1513, 2635, 2759, 7565, 8959, 13795, 25721, 44795, 46903, 128605, 234515, 797351, 3986755]

約数ペア:

[(1, 3986755), (5, 797351), (17, 234515), (31, 128605), (85, 46903), (89, 44795), (155, 25721), (289, 13795), (445, 8959), (527, 7565), (1445, 2759), (1513, 2635)]