261247058

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 422334000

約数和(自身を除く): 161086942

約数列:

[1, 2, 17, 34, 109, 157, 218, 314, 449, 898, 1853, 2669, 3706, 5338, 7633, 15266, 17113, 34226, 48941, 70493, 97882, 140986, 290921, 581842, 831997, 1198381, 1663994, 2396762, 7683737, 15367474, 130623529, 261247058]

約数ペア:

[(1, 261247058), (2, 130623529), (17, 15367474), (34, 7683737), (109, 2396762), (157, 1663994), (218, 1198381), (314, 831997), (449, 581842), (898, 290921), (1853, 140986), (2669, 97882), (3706, 70493), (5338, 48941), (7633, 34226), (15266, 17113)]