12940605

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12503}}^1$

素因数の和:12537

約数の個数: 24

約数和(自身を含む): 23407488

約数和(自身を除く): 10466883

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12503, 37509, 62515, 112527, 187545, 287569, 562635, 862707, 1437845, 2588121, 4313535, 12940605]

約数ペア:

[(1, 12940605), (3, 4313535), (5, 2588121), (9, 1437845), (15, 862707), (23, 562635), (45, 287569), (69, 187545), (115, 112527), (207, 62515), (345, 37509), (1035, 12503)]