254950857

素因数分解:

$3^2\times 7^1\times {\mathrm{1451}}^1\times {\mathrm{2789}}^1$

素因数の和:4253

約数の個数: 24

約数和(自身を含む): 421312320

約数和(自身を除く): 166361463

約数列:

[1, 3, 7, 9, 21, 63, 1451, 2789, 4353, 8367, 10157, 13059, 19523, 25101, 30471, 58569, 91413, 175707, 4046839, 12140517, 28327873, 36421551, 84983619, 254950857]

約数ペア:

[(1, 254950857), (3, 84983619), (7, 36421551), (9, 28327873), (21, 12140517), (63, 4046839), (1451, 175707), (2789, 91413), (4353, 58569), (8367, 30471), (10157, 25101), (13059, 19523)]