12951323

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 17252352

約数和(自身を除く): 4301029

約数列:

[1, 7, 11, 23, 71, 77, 103, 161, 253, 497, 721, 781, 1133, 1633, 1771, 2369, 5467, 7313, 7931, 11431, 16583, 17963, 26059, 51191, 80443, 125741, 168199, 182413, 563101, 1177393, 1850189, 12951323]

約数ペア:

[(1, 12951323), (7, 1850189), (11, 1177393), (23, 563101), (71, 182413), (77, 168199), (103, 125741), (161, 80443), (253, 51191), (497, 26059), (721, 17963), (781, 16583), (1133, 11431), (1633, 7931), (1771, 7313), (2369, 5467)]