7281268

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 13071240

約数和(自身を除く): 5789972

約数列:

[1, 2, 4, 89, 113, 178, 181, 226, 356, 362, 452, 724, 10057, 16109, 20114, 20453, 32218, 40228, 40906, 64436, 81812, 1820317, 3640634, 7281268]

約数ペア:

[(1, 7281268), (2, 3640634), (4, 1820317), (89, 81812), (113, 64436), (178, 40906), (181, 40228), (226, 32218), (356, 20453), (362, 20114), (452, 16109), (724, 10057)]