181781639

素因数分解:

${\mathrm{13}}^2\times {\mathrm{149}}^1\times {\mathrm{7219}}^1$

素因数の和:7394

約数の個数: 12

約数和(自身を含む): 198189000

約数和(自身を除く): 16407361

約数列:

[1, 13, 149, 169, 1937, 7219, 25181, 93847, 1075631, 1220011, 13983203, 181781639]

約数ペア:

[(1, 181781639), (13, 13983203), (149, 1220011), (169, 1075631), (1937, 93847), (7219, 25181)]