128647512

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255253}}^1$

素因数の和:255272

約数の個数: 48

約数和(自身を含む): 398196240

約数和(自身を除く): 269548728

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255253, 510506, 765759, 1021012, 1531518, 1786771, 2042024, 2297277, 3063036, 3573542, 4594554, 5360313, 6126072, 7147084, 9189108, 10720626, 14294168, 16080939, 18378216, 21441252, 32161878, 42882504, 64323756, 128647512]

約数ペア:

[(1, 128647512), (2, 64323756), (3, 42882504), (4, 32161878), (6, 21441252), (7, 18378216), (8, 16080939), (9, 14294168), (12, 10720626), (14, 9189108), (18, 7147084), (21, 6126072), (24, 5360313), (28, 4594554), (36, 3573542), (42, 3063036), (56, 2297277), (63, 2042024), (72, 1786771), (84, 1531518), (126, 1021012), (168, 765759), (252, 510506), (504, 255253)]