12213905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13063}}^1$

素因数の和:13096

約数の個数: 16

約数和(自身を含む): 16930944

約数和(自身を除く): 4717039

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 13063, 65315, 143693, 222071, 718465, 1110355, 2442781, 12213905]

約数ペア:

[(1, 12213905), (5, 2442781), (11, 1110355), (17, 718465), (55, 222071), (85, 143693), (187, 65315), (935, 13063)]