4247265757

素因数分解:

$7^4\times {\mathrm{19}}^1\times {\mathrm{93103}}^1$

素因数の和:93150

約数の個数: 20

約数和(自身を含む): 5215686080

約数和(自身を除く): 968420323

約数列:

[1, 7, 19, 49, 133, 343, 931, 2401, 6517, 45619, 93103, 651721, 1768957, 4562047, 12382699, 31934329, 86678893, 223540303, 606752251, 4247265757]

約数ペア:

[(1, 4247265757), (7, 606752251), (19, 223540303), (49, 86678893), (133, 31934329), (343, 12382699), (931, 4562047), (2401, 1768957), (6517, 651721), (45619, 93103)]