13001355

素因数分解:

$3^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{929}}^1$

素因数の和:1251

約数の個数: 24

約数和(自身を含む): 22632480

約数和(自身を除く): 9631125

約数列:

[1, 3, 5, 9, 15, 45, 311, 929, 933, 1555, 2787, 2799, 4645, 4665, 8361, 13935, 13995, 41805, 288919, 866757, 1444595, 2600271, 4333785, 13001355]

約数ペア:

[(1, 13001355), (3, 4333785), (5, 2600271), (9, 1444595), (15, 866757), (45, 288919), (311, 41805), (929, 13995), (933, 13935), (1555, 8361), (2787, 4665), (2799, 4645)]