12813695

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 24

約数和(自身を含む): 16824960

約数和(自身を除く): 4011265

約数列:

[1, 5, 19, 31, 95, 155, 229, 361, 589, 1145, 1805, 2945, 4351, 7099, 11191, 21755, 35495, 55955, 82669, 134881, 413345, 674405, 2562739, 12813695]

約数ペア:

[(1, 12813695), (5, 2562739), (19, 674405), (31, 413345), (95, 134881), (155, 82669), (229, 55955), (361, 35495), (589, 21755), (1145, 11191), (1805, 7099), (2945, 4351)]