28011039

素因数分解:

$3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{5581}}^1$

素因数の和:5830

約数の個数: 16

約数和(自身を含む): 42869760

約数和(自身を除く): 14858721

約数列:

[1, 3, 7, 21, 239, 717, 1673, 5019, 5581, 16743, 39067, 117201, 1333859, 4001577, 9337013, 28011039]

約数ペア:

[(1, 28011039), (3, 9337013), (7, 4001577), (21, 1333859), (239, 117201), (717, 39067), (1673, 16743), (5019, 5581)]