13513997

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:225

約数の個数: 32

約数和(自身を含む): 17740800

約数和(自身を除く): 4226803

約数列:

[1, 7, 17, 19, 43, 119, 133, 139, 301, 323, 731, 817, 973, 2261, 2363, 2641, 5117, 5719, 5977, 13889, 16541, 18487, 41839, 44897, 97223, 101609, 113563, 314279, 711263, 794941, 1930571, 13513997]

約数ペア:

[(1, 13513997), (7, 1930571), (17, 794941), (19, 711263), (43, 314279), (119, 113563), (133, 101609), (139, 97223), (301, 44897), (323, 41839), (731, 18487), (817, 16541), (973, 13889), (2261, 5977), (2363, 5719), (2641, 5117)]