12881955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37339}}^1$

素因数の和:37370

約数の個数: 16

約数和(自身を含む): 21507840

約数和(自身を除く): 8625885

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 37339, 112017, 186695, 560085, 858797, 2576391, 4293985, 12881955]

約数ペア:

[(1, 12881955), (3, 4293985), (5, 2576391), (15, 858797), (23, 560085), (69, 186695), (115, 112017), (345, 37339)]