388163907

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{2791}}^1$

素因数の和:2921

約数の個数: 40

約数和(自身を含む): 620259552

約数和(自身を除く): 232095645

約数列:

[1, 3, 9, 17, 27, 51, 81, 101, 153, 303, 459, 909, 1377, 1717, 2727, 2791, 5151, 8181, 8373, 15453, 25119, 46359, 47447, 75357, 139077, 142341, 226071, 281891, 427023, 845673, 1281069, 2537019, 3843207, 4792147, 7611057, 14376441, 22833171, 43129323, 129387969, 388163907]

約数ペア:

[(1, 388163907), (3, 129387969), (9, 43129323), (17, 22833171), (27, 14376441), (51, 7611057), (81, 4792147), (101, 3843207), (153, 2537019), (303, 1281069), (459, 845673), (909, 427023), (1377, 281891), (1717, 226071), (2727, 142341), (2791, 139077), (5151, 75357), (8181, 47447), (8373, 46359), (15453, 25119)]