28539704

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 54840240

約数和(自身を除く): 26300536

約数列:

[1, 2, 4, 8, 61, 122, 233, 244, 251, 466, 488, 502, 932, 1004, 1864, 2008, 14213, 15311, 28426, 30622, 56852, 58483, 61244, 113704, 116966, 122488, 233932, 467864, 3567463, 7134926, 14269852, 28539704]

約数ペア:

[(1, 28539704), (2, 14269852), (4, 7134926), (8, 3567463), (61, 467864), (122, 233932), (233, 122488), (244, 116966), (251, 113704), (466, 61244), (488, 58483), (502, 56852), (932, 30622), (1004, 28426), (1864, 15311), (2008, 14213)]