207840905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1\times {\mathrm{1531}}^1$

素因数の和:2984

約数の個数: 16

約数和(自身を含む): 262891200

約数和(自身を除く): 55050295

約数列:

[1, 5, 19, 95, 1429, 1531, 7145, 7655, 27151, 29089, 135755, 145445, 2187799, 10938995, 41568181, 207840905]

約数ペア:

[(1, 207840905), (5, 41568181), (19, 10938995), (95, 2187799), (1429, 145445), (1531, 135755), (7145, 29089), (7655, 27151)]