77831215

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6971}}^1$

素因数の和:7023

約数の個数: 32

約数和(自身を含む): 120476160

約数和(自身を除く): 42644945

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 1015, 1595, 2233, 6971, 11165, 34855, 48797, 76681, 202159, 243985, 383405, 536767, 1010795, 1415113, 2223749, 2683835, 7075565, 11118745, 15566243, 77831215]

約数ペア:

[(1, 77831215), (5, 15566243), (7, 11118745), (11, 7075565), (29, 2683835), (35, 2223749), (55, 1415113), (77, 1010795), (145, 536767), (203, 383405), (319, 243985), (385, 202159), (1015, 76681), (1595, 48797), (2233, 34855), (6971, 11165)]