56990555

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{7823}}^1$

素因数の和:7906

約数の個数: 16

約数和(自身を含む): 72105984

約数和(自身を除く): 15115429

約数列:

[1, 5, 31, 47, 155, 235, 1457, 7285, 7823, 39115, 242513, 367681, 1212565, 1838405, 11398111, 56990555]

約数ペア:

[(1, 56990555), (5, 11398111), (31, 1838405), (47, 1212565), (155, 367681), (235, 242513), (1457, 39115), (7285, 7823)]