28399735

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{62417}}^1$

素因数の和:62442

約数の個数: 16

約数和(自身を含む): 41944896

約数和(自身を除く): 13545161

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 62417, 312085, 436919, 811421, 2184595, 4057105, 5679947, 28399735]

約数ペア:

[(1, 28399735), (5, 5679947), (7, 4057105), (13, 2184595), (35, 811421), (65, 436919), (91, 312085), (455, 62417)]