133639268

素因数分解:

$2^2\times 7^2\times {\mathrm{681833}}^1$

素因数の和:681851

約数の個数: 18

約数和(自身を含む): 272051766

約数和(自身を除く): 138412498

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 681833, 1363666, 2727332, 4772831, 9545662, 19091324, 33409817, 66819634, 133639268]

約数ペア:

[(1, 133639268), (2, 66819634), (4, 33409817), (7, 19091324), (14, 9545662), (28, 4772831), (49, 2727332), (98, 1363666), (196, 681833)]