138840248

素因数分解:

$2^3\times {\mathrm{521}}^1\times {\mathrm{33311}}^1$

素因数の和:33838

約数の個数: 16

約数和(自身を含む): 260832960

約数和(自身を除く): 121992712

約数列:

[1, 2, 4, 8, 521, 1042, 2084, 4168, 33311, 66622, 133244, 266488, 17355031, 34710062, 69420124, 138840248]

約数ペア:

[(1, 138840248), (2, 69420124), (4, 34710062), (8, 17355031), (521, 266488), (1042, 133244), (2084, 66622), (4168, 33311)]