199179917

素因数分解:

${\mathrm{29}}^2\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 18

約数和(自身を含む): 213236478

約数和(自身を除く): 14056561

約数列:

[1, 29, 37, 173, 841, 1073, 1369, 5017, 6401, 31117, 39701, 145493, 185629, 236837, 1151329, 5383241, 6868273, 199179917]

約数ペア:

[(1, 199179917), (29, 6868273), (37, 5383241), (173, 1151329), (841, 236837), (1073, 185629), (1369, 145493), (5017, 39701), (6401, 31117)]