138156789

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1\times {\mathrm{739}}^1$

素因数の和:1460

約数の個数: 16

約数和(自身を含む): 186586560

約数和(自身を除く): 48429771

約数列:

[1, 3, 101, 303, 617, 739, 1851, 2217, 62317, 74639, 186951, 223917, 455963, 1367889, 46052263, 138156789]

約数ペア:

[(1, 138156789), (3, 46052263), (101, 1367889), (303, 455963), (617, 223917), (739, 186951), (1851, 74639), (2217, 62317)]