313991810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{8179}}^1$

素因数の和:8546

約数の個数: 32

約数和(自身を含む): 618408000

約数和(自身を除く): 304416190

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 349, 698, 1745, 3490, 3839, 7678, 8179, 16358, 19195, 38390, 40895, 81790, 89969, 179938, 449845, 899690, 2854471, 5708942, 14272355, 28544710, 31399181, 62798362, 156995905, 313991810]

約数ペア:

[(1, 313991810), (2, 156995905), (5, 62798362), (10, 31399181), (11, 28544710), (22, 14272355), (55, 5708942), (110, 2854471), (349, 899690), (698, 449845), (1745, 179938), (3490, 89969), (3839, 81790), (7678, 40895), (8179, 38390), (16358, 19195)]