11982905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{977}}^1$

素因数の和:1216

約数の個数: 16

約数和(自身を含む): 15773184

約数和(自身を除く): 3790279

約数列:

[1, 5, 11, 55, 223, 977, 1115, 2453, 4885, 10747, 12265, 53735, 217871, 1089355, 2396581, 11982905]

約数ペア:

[(1, 11982905), (5, 2396581), (11, 1089355), (55, 217871), (223, 53735), (977, 12265), (1115, 10747), (2453, 4885)]