81871589

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1433}}^1$

素因数の和:1580

約数の個数: 16

約数和(自身を含む): 89940480

約数和(自身を除く): 8068891

約数列:

[1, 19, 31, 97, 589, 1433, 1843, 3007, 27227, 44423, 57133, 139001, 844037, 2641019, 4309031, 81871589]

約数ペア:

[(1, 81871589), (19, 4309031), (31, 2641019), (97, 844037), (589, 139001), (1433, 57133), (1843, 44423), (3007, 27227)]