28060721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:488

約数の個数: 16

約数和(自身を含む): 31046400

約数和(自身を除く): 2985679

約数列:

[1, 13, 79, 89, 307, 1027, 1157, 3991, 7031, 24253, 27323, 91403, 315289, 355199, 2158517, 28060721]

約数ペア:

[(1, 28060721), (13, 2158517), (79, 355199), (89, 315289), (307, 91403), (1027, 27323), (1157, 24253), (3991, 7031)]