289399415

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{109829}}^1$

素因数の和:109882

約数の個数: 16

約数和(自身を含む): 379572480

約数和(自身を除く): 90173065

約数列:

[1, 5, 17, 31, 85, 155, 527, 2635, 109829, 549145, 1867093, 3404699, 9335465, 17023495, 57879883, 289399415]

約数ペア:

[(1, 289399415), (5, 57879883), (17, 17023495), (31, 9335465), (85, 3404699), (155, 1867093), (527, 549145), (2635, 109829)]