1278120170

素因数分解:

$2^1\times 5^1\times {\mathrm{9151}}^1\times {\mathrm{13967}}^1$

素因数の和:23125

約数の個数: 16

約数和(自身を含む): 2301032448

約数和(自身を除く): 1022912278

約数列:

[1, 2, 5, 10, 9151, 13967, 18302, 27934, 45755, 69835, 91510, 139670, 127812017, 255624034, 639060085, 1278120170]

約数ペア:

[(1, 1278120170), (2, 639060085), (5, 255624034), (10, 127812017), (9151, 139670), (13967, 91510), (18302, 69835), (27934, 45755)]