12928185

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12491}}^1$

素因数の和:12525

約数の個数: 24

約数和(自身を含む): 23385024

約数和(自身を除く): 10456839

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12491, 37473, 62455, 112419, 187365, 287293, 562095, 861879, 1436465, 2585637, 4309395, 12928185]

約数ペア:

[(1, 12928185), (3, 4309395), (5, 2585637), (9, 1436465), (15, 861879), (23, 562095), (45, 287293), (69, 187365), (115, 112419), (207, 62455), (345, 37473), (1035, 12491)]