2578135

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:655

約数の個数: 24

約数和(自身を含む): 3816720

約数和(自身を除く): 1238585

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 619, 833, 3095, 4165, 4333, 10523, 21665, 30331, 52615, 73661, 151655, 368305, 515627, 2578135]

約数ペア:

[(1, 2578135), (5, 515627), (7, 368305), (17, 151655), (35, 73661), (49, 52615), (85, 30331), (119, 21665), (245, 10523), (595, 4333), (619, 4165), (833, 3095)]