31380773

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:428

約数の個数: 16

約数和(自身を含む): 33707520

約数和(自身を除く): 2326747

約数列:

[1, 31, 37, 109, 251, 1147, 3379, 4033, 7781, 9287, 27359, 125023, 287897, 848129, 1012283, 31380773]

約数ペア:

[(1, 31380773), (31, 1012283), (37, 848129), (109, 287897), (251, 125023), (1147, 27359), (3379, 9287), (4033, 7781)]