128644017

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{6203}}^1$

素因数の和:6460

約数の個数: 16

約数和(自身を含む): 177881088

約数和(自身を除く): 49237071

約数列:

[1, 3, 31, 93, 223, 669, 6203, 6913, 18609, 20739, 192293, 576879, 1383269, 4149807, 42881339, 128644017]

約数ペア:

[(1, 128644017), (3, 42881339), (31, 4149807), (93, 1383269), (223, 576879), (669, 192293), (6203, 20739), (6913, 18609)]