242296915

素因数分解:

$5^1\times 7^4\times {\mathrm{20183}}^1$

素因数の和:20216

約数の個数: 20

約数和(自身を含む): 339212304

約数和(自身を除く): 96915389

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 20183, 100915, 141281, 706405, 988967, 4944835, 6922769, 34613845, 48459383, 242296915]

約数ペア:

[(1, 242296915), (5, 48459383), (7, 34613845), (35, 6922769), (49, 4944835), (245, 988967), (343, 706405), (1715, 141281), (2401, 100915), (12005, 20183)]