28500693

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19751}}^1$

素因数の和:19804

約数の個数: 16

約数和(自身を含む): 42032256

約数和(自身を除く): 13531563

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 19751, 59253, 256763, 730787, 770289, 2192361, 9500231, 28500693]

約数ペア:

[(1, 28500693), (3, 9500231), (13, 2192361), (37, 770289), (39, 730787), (111, 256763), (481, 59253), (1443, 19751)]