28684166

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{23021}}^1$

素因数の和:23119

約数の個数: 16

約数和(自身を含む): 49727520

約数和(自身を除く): 21043354

約数列:

[1, 2, 7, 14, 89, 178, 623, 1246, 23021, 46042, 161147, 322294, 2048869, 4097738, 14342083, 28684166]

約数ペア:

[(1, 28684166), (2, 14342083), (7, 4097738), (14, 2048869), (89, 322294), (178, 161147), (623, 46042), (1246, 23021)]