39860821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39821}}^1$

素因数の和:39852

約数の個数: 16

約数和(自身を含む): 53520768

約数和(自身を除く): 13659947

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 39821, 278747, 438031, 517673, 3066217, 3623711, 5694403, 39860821]

約数ペア:

[(1, 39860821), (7, 5694403), (11, 3623711), (13, 3066217), (77, 517673), (91, 438031), (143, 278747), (1001, 39821)]