1389200021

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{293}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 1600300800

約数和(自身を除く): 211100779

約数列:

[1, 11, 29, 89, 167, 293, 319, 979, 1837, 2581, 3223, 4843, 8497, 14863, 26077, 28391, 48931, 53273, 93467, 163493, 286847, 431027, 538241, 756233, 1418999, 4354859, 4741297, 8318563, 15608989, 47903449, 126290911, 1389200021]

約数ペア:

[(1, 1389200021), (11, 126290911), (29, 47903449), (89, 15608989), (167, 8318563), (293, 4741297), (319, 4354859), (979, 1418999), (1837, 756233), (2581, 538241), (3223, 431027), (4843, 286847), (8497, 163493), (14863, 93467), (26077, 53273), (28391, 48931)]