38783121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 58786560

約数和(自身を除く): 20003439

約数列:

[1, 3, 13, 29, 39, 53, 87, 159, 377, 647, 689, 1131, 1537, 1941, 2067, 4611, 8411, 18763, 19981, 25233, 34291, 56289, 59943, 102873, 243919, 445783, 731757, 994439, 1337349, 2983317, 12927707, 38783121]

約数ペア:

[(1, 38783121), (3, 12927707), (13, 2983317), (29, 1337349), (39, 994439), (53, 731757), (87, 445783), (159, 243919), (377, 102873), (647, 59943), (689, 56289), (1131, 34291), (1537, 25233), (1941, 19981), (2067, 18763), (4611, 8411)]