28116568

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{839}}^1$

素因数の和:975

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 26315432

約数列:

[1, 2, 4, 8, 59, 71, 118, 142, 236, 284, 472, 568, 839, 1678, 3356, 4189, 6712, 8378, 16756, 33512, 49501, 59569, 99002, 119138, 198004, 238276, 396008, 476552, 3514571, 7029142, 14058284, 28116568]

約数ペア:

[(1, 28116568), (2, 14058284), (4, 7029142), (8, 3514571), (59, 476552), (71, 396008), (118, 238276), (142, 198004), (236, 119138), (284, 99002), (472, 59569), (568, 49501), (839, 33512), (1678, 16756), (3356, 8378), (4189, 6712)]