11897721

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1$

素因数の和:2621

約数の個数: 24

約数和(自身を含む): 19154304

約数和(自身を除く): 7256583

約数列:

[1, 3, 9, 11, 33, 47, 99, 141, 423, 517, 1551, 2557, 4653, 7671, 23013, 28127, 84381, 120179, 253143, 360537, 1081611, 1321969, 3965907, 11897721]

約数ペア:

[(1, 11897721), (3, 3965907), (9, 1321969), (11, 1081611), (33, 360537), (47, 253143), (99, 120179), (141, 84381), (423, 28127), (517, 23013), (1551, 7671), (2557, 4653)]