12478213

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 15409152

約数和(自身を除く): 2930939

約数列:

[1, 11, 23, 31, 37, 43, 253, 341, 407, 473, 713, 851, 989, 1147, 1333, 1591, 7843, 9361, 10879, 12617, 14663, 17501, 26381, 30659, 36593, 49321, 290191, 337249, 402523, 542531, 1134383, 12478213]

約数ペア:

[(1, 12478213), (11, 1134383), (23, 542531), (31, 402523), (37, 337249), (43, 290191), (253, 49321), (341, 36593), (407, 30659), (473, 26381), (713, 17501), (851, 14663), (989, 12617), (1147, 10879), (1333, 9361), (1591, 7843)]