2205513

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 3363360

約数和(自身を除く): 1157847

約数列:

[1, 3, 9, 41, 43, 123, 129, 139, 369, 387, 417, 1251, 1763, 5289, 5699, 5977, 15867, 17097, 17931, 51291, 53793, 245057, 735171, 2205513]

約数ペア:

[(1, 2205513), (3, 735171), (9, 245057), (41, 53793), (43, 51291), (123, 17931), (129, 17097), (139, 15867), (369, 5977), (387, 5699), (417, 5289), (1251, 1763)]