90872089

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{6311}}^1$

素因数の和:6357

約数の個数: 24

約数和(自身を含む): 120887424

約数和(自身を除く): 30015335

約数列:

[1, 7, 11, 17, 77, 119, 121, 187, 847, 1309, 2057, 6311, 14399, 44177, 69421, 107287, 485947, 751009, 763631, 1180157, 5345417, 8261099, 12981727, 90872089]

約数ペア:

[(1, 90872089), (7, 12981727), (11, 8261099), (17, 5345417), (77, 1180157), (119, 763631), (121, 751009), (187, 485947), (847, 107287), (1309, 69421), (2057, 44177), (6311, 14399)]