156914445513

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393269287}}^1$

素因数の和:393269316

約数の個数: 16

約数和(自身を含む): 251692344320

約数和(自身を除く): 94777898807

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 393269287, 1179807861, 2752885009, 7472116453, 8258655027, 22416349359, 52304815171, 156914445513]

約数ペア:

[(1, 156914445513), (3, 52304815171), (7, 22416349359), (19, 8258655027), (21, 7472116453), (57, 2752885009), (133, 1179807861), (399, 393269287)]