253443609

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{397}}^1\times {\mathrm{797}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 371596680

約数和(自身を除く): 118153071

約数列:

[1, 3, 9, 89, 267, 397, 797, 801, 1191, 2391, 3573, 7173, 35333, 70933, 105999, 212799, 316409, 317997, 638397, 949227, 2847681, 28160401, 84481203, 253443609]

約数ペア:

[(1, 253443609), (3, 84481203), (9, 28160401), (89, 2847681), (267, 949227), (397, 638397), (797, 317997), (801, 316409), (1191, 212799), (2391, 105999), (3573, 70933), (7173, 35333)]