90547457

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{313}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 129558912

約数和(自身を除く): 39011455

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 187, 221, 289, 313, 1001, 1309, 1547, 2023, 2191, 2431, 3179, 3443, 3757, 4069, 5321, 17017, 22253, 24101, 26299, 28483, 37247, 41327, 44759, 58531, 69173, 90457, 289289, 313313, 409717, 484211, 633199, 760903, 995027, 1175941, 5326321, 6965189, 8231587, 12935351, 90547457]

約数ペア:

[(1, 90547457), (7, 12935351), (11, 8231587), (13, 6965189), (17, 5326321), (77, 1175941), (91, 995027), (119, 760903), (143, 633199), (187, 484211), (221, 409717), (289, 313313), (313, 289289), (1001, 90457), (1309, 69173), (1547, 58531), (2023, 44759), (2191, 41327), (2431, 37247), (3179, 28483), (3443, 26299), (3757, 24101), (4069, 22253), (5321, 17017)]