199701215

素因数分解:

$5^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{2221}}^1$

素因数の和:2607

約数の個数: 24

約数和(自身を含む): 279652032

約数和(自身を除く): 79950817

約数列:

[1, 5, 7, 35, 49, 245, 367, 1835, 2221, 2569, 11105, 12845, 15547, 17983, 77735, 89915, 108829, 544145, 815107, 4075535, 5705749, 28528745, 39940243, 199701215]

約数ペア:

[(1, 199701215), (5, 39940243), (7, 28528745), (35, 5705749), (49, 4075535), (245, 815107), (367, 544145), (1835, 108829), (2221, 89915), (2569, 77735), (11105, 17983), (12845, 15547)]