199438499

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{1451}}^1$

素因数の和:1670

約数の個数: 16

約数和(自身を含む): 219135840

約数和(自身を除く): 19697341

約数列:

[1, 13, 97, 109, 1261, 1417, 1451, 10573, 18863, 137449, 140747, 158159, 1829711, 2056067, 15341423, 199438499]

約数ペア:

[(1, 199438499), (13, 15341423), (97, 2056067), (109, 1829711), (1261, 158159), (1417, 140747), (1451, 137449), (10573, 18863)]