520019994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{125791}}^1$

素因数の和:125862

約数の個数: 32

約数和(自身を含む): 1141185024

約数和(自身を除く): 621165030

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 689, 1378, 2067, 4134, 125791, 251582, 377373, 754746, 1635283, 3270566, 4905849, 6666923, 9811698, 13333846, 20000769, 40001538, 86669999, 173339998, 260009997, 520019994]

約数ペア:

[(1, 520019994), (2, 260009997), (3, 173339998), (6, 86669999), (13, 40001538), (26, 20000769), (39, 13333846), (53, 9811698), (78, 6666923), (106, 4905849), (159, 3270566), (318, 1635283), (689, 754746), (1378, 377373), (2067, 251582), (4134, 125791)]