81687508

素因数分解:

$2^2\times 7^3\times {\mathrm{59539}}^1$

素因数の和:59564

約数の個数: 24

約数和(自身を含む): 166712000

約数和(自身を除く): 85024492

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 59539, 119078, 238156, 416773, 833546, 1667092, 2917411, 5834822, 11669644, 20421877, 40843754, 81687508]

約数ペア:

[(1, 81687508), (2, 40843754), (4, 20421877), (7, 11669644), (14, 5834822), (28, 2917411), (49, 1667092), (98, 833546), (196, 416773), (343, 238156), (686, 119078), (1372, 59539)]