203487249

素因数分解:

$3^1\times 7^2\times {\mathrm{449}}^1\times {\mathrm{3083}}^1$

素因数の和:3549

約数の個数: 24

約数和(自身を含む): 316418400

約数和(自身を除く): 112931151

約数列:

[1, 3, 7, 21, 49, 147, 449, 1347, 3083, 3143, 9249, 9429, 21581, 22001, 64743, 66003, 151067, 453201, 1384267, 4152801, 9689869, 29069607, 67829083, 203487249]

約数ペア:

[(1, 203487249), (3, 67829083), (7, 29069607), (21, 9689869), (49, 4152801), (147, 1384267), (449, 453201), (1347, 151067), (3083, 66003), (3143, 64743), (9249, 22001), (9429, 21581)]