12340305

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11923}}^1$

素因数の和:11957

約数の個数: 24

約数和(自身を含む): 22321728

約数和(自身を除く): 9981423

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 11923, 35769, 59615, 107307, 178845, 274229, 536535, 822687, 1371145, 2468061, 4113435, 12340305]

約数ペア:

[(1, 12340305), (3, 4113435), (5, 2468061), (9, 1371145), (15, 822687), (23, 536535), (45, 274229), (69, 178845), (115, 107307), (207, 59615), (345, 35769), (1035, 11923)]