198733409

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{709}}^1\times {\mathrm{1741}}^1$

素因数の和:2480

約数の個数: 16

約数和(自身を含む): 237469440

約数和(自身を除く): 38736031

約数列:

[1, 7, 23, 161, 709, 1741, 4963, 12187, 16307, 40043, 114149, 280301, 1234369, 8640583, 28390487, 198733409]

約数ペア:

[(1, 198733409), (7, 28390487), (23, 8640583), (161, 1234369), (709, 280301), (1741, 114149), (4963, 40043), (12187, 16307)]