207864455

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 270950400

約数和(自身を除く): 63085945

約数列:

[1, 5, 23, 31, 115, 155, 199, 293, 713, 995, 1465, 3565, 4577, 6169, 6739, 9083, 22885, 30845, 33695, 45415, 58307, 141887, 208909, 291535, 709435, 1044545, 1341061, 1807517, 6705305, 9037585, 41572891, 207864455]

約数ペア:

[(1, 207864455), (5, 41572891), (23, 9037585), (31, 6705305), (115, 1807517), (155, 1341061), (199, 1044545), (293, 709435), (713, 291535), (995, 208909), (1465, 141887), (3565, 58307), (4577, 45415), (6169, 33695), (6739, 30845), (9083, 22885)]