299681907

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{859}}^1$

素因数の和:1355

約数の個数: 32

約数和(自身を含む): 470592000

約数和(自身を除く): 170910093

約数列:

[1, 3, 7, 21, 37, 111, 259, 449, 777, 859, 1347, 2577, 3143, 6013, 9429, 16613, 18039, 31783, 49839, 95349, 116291, 222481, 348873, 385691, 667443, 1157073, 2699837, 8099511, 14270567, 42811701, 99893969, 299681907]

約数ペア:

[(1, 299681907), (3, 99893969), (7, 42811701), (21, 14270567), (37, 8099511), (111, 2699837), (259, 1157073), (449, 667443), (777, 385691), (859, 348873), (1347, 222481), (2577, 116291), (3143, 95349), (6013, 49839), (9429, 31783), (16613, 18039)]