86864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 20

約数和(自身を含む): 172980

約数和(自身を除く): 86116

約数列:

[1, 2, 4, 8, 16, 61, 89, 122, 178, 244, 356, 488, 712, 976, 1424, 5429, 10858, 21716, 43432, 86864]

約数ペア:

[(1, 86864), (2, 43432), (4, 21716), (8, 10858), (16, 5429), (61, 1424), (89, 976), (122, 712), (178, 488), (244, 356)]