2900421

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 32

約数和(自身を含む): 4665600

約数和(自身を除く): 1765179

約数列:

[1, 3, 9, 17, 27, 51, 71, 89, 153, 213, 267, 459, 639, 801, 1207, 1513, 1917, 2403, 3621, 4539, 6319, 10863, 13617, 18957, 32589, 40851, 56871, 107423, 170613, 322269, 966807, 2900421]

約数ペア:

[(1, 2900421), (3, 966807), (9, 322269), (17, 170613), (27, 107423), (51, 56871), (71, 40851), (89, 32589), (153, 18957), (213, 13617), (267, 10863), (459, 6319), (639, 4539), (801, 3621), (1207, 2403), (1513, 1917)]