128453724

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509737}}^1$

素因数の和:509754

約数の個数: 36

約数和(自身を含む): 371089264

約数和(自身を除く): 242635540

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509737, 1019474, 1529211, 2038948, 3058422, 3568159, 4587633, 6116844, 7136318, 9175266, 10704477, 14272636, 18350532, 21408954, 32113431, 42817908, 64226862, 128453724]

約数ペア:

[(1, 128453724), (2, 64226862), (3, 42817908), (4, 32113431), (6, 21408954), (7, 18350532), (9, 14272636), (12, 10704477), (14, 9175266), (18, 7136318), (21, 6116844), (28, 4587633), (36, 3568159), (42, 3058422), (63, 2038948), (84, 1529211), (126, 1019474), (252, 509737)]