201375668

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{297893}}^1$

素因数の和:297923

約数の個数: 18

約数和(自身を含む): 381602214

約数和(自身を除く): 180226546

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 297893, 595786, 1191572, 3872609, 7745218, 15490436, 50343917, 100687834, 201375668]

約数ペア:

[(1, 201375668), (2, 100687834), (4, 50343917), (13, 15490436), (26, 7745218), (52, 3872609), (169, 1191572), (338, 595786), (676, 297893)]