47209815

素因数分解:

$3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3989}}^1$

素因数の和:4263

約数の個数: 24

約数和(自身を含む): 82162080

約数和(自身を除く): 34952265

約数列:

[1, 3, 5, 9, 15, 45, 263, 789, 1315, 2367, 3945, 3989, 11835, 11967, 19945, 35901, 59835, 179505, 1049107, 3147321, 5245535, 9441963, 15736605, 47209815]

約数ペア:

[(1, 47209815), (3, 15736605), (5, 9441963), (9, 5245535), (15, 3147321), (45, 1049107), (263, 179505), (789, 59835), (1315, 35901), (2367, 19945), (3945, 11967), (3989, 11835)]