66713816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{641479}}^1$

素因数の和:641498

約数の個数: 16

約数和(自身を含む): 134710800

約数和(自身を除く): 67996984

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 641479, 1282958, 2565916, 5131832, 8339227, 16678454, 33356908, 66713816]

約数ペア:

[(1, 66713816), (2, 33356908), (4, 16678454), (8, 8339227), (13, 5131832), (26, 2565916), (52, 1282958), (104, 641479)]