1331639998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{379}}^1\times {\mathrm{401}}^1$

素因数の和:1132

約数の個数: 32

約数和(自身を含む): 2168580960

約数和(自身を除く): 836940962

約数列:

[1, 2, 13, 26, 337, 379, 401, 674, 758, 802, 4381, 4927, 5213, 8762, 9854, 10426, 127723, 135137, 151979, 255446, 270274, 303958, 1660399, 1756781, 1975727, 3320798, 3513562, 3951454, 51216923, 102433846, 665819999, 1331639998]

約数ペア:

[(1, 1331639998), (2, 665819999), (13, 102433846), (26, 51216923), (337, 3951454), (379, 3513562), (401, 3320798), (674, 1975727), (758, 1756781), (802, 1660399), (4381, 303958), (4927, 270274), (5213, 255446), (8762, 151979), (9854, 135137), (10426, 127723)]