217427386

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1223}}^1\times {\mathrm{8081}}^1$

素因数の和:9317

約数の個数: 16

約数和(自身を含む): 356125248

約数和(自身を除く): 138697862

約数列:

[1, 2, 11, 22, 1223, 2446, 8081, 13453, 16162, 26906, 88891, 177782, 9883063, 19766126, 108713693, 217427386]

約数ペア:

[(1, 217427386), (2, 108713693), (11, 19766126), (22, 9883063), (1223, 177782), (2446, 88891), (8081, 26906), (13453, 16162)]