15852753

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 40

約数和(自身を含む): 27506688

約数和(自身を除く): 11653935

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 189, 219, 383, 511, 567, 657, 1149, 1533, 1971, 2681, 3447, 4599, 5913, 8043, 10341, 13797, 24129, 27959, 31023, 41391, 72387, 83877, 195713, 217161, 251631, 587139, 754893, 1761417, 2264679, 5284251, 15852753]

約数ペア:

[(1, 15852753), (3, 5284251), (7, 2264679), (9, 1761417), (21, 754893), (27, 587139), (63, 251631), (73, 217161), (81, 195713), (189, 83877), (219, 72387), (383, 41391), (511, 31023), (567, 27959), (657, 24129), (1149, 13797), (1533, 10341), (1971, 8043), (2681, 5913), (3447, 4599)]