168402021

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{499}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 241536000

約数和(自身を除く): 73133979

約数列:

[1, 3, 23, 67, 69, 73, 201, 219, 499, 1497, 1541, 1679, 4623, 4891, 5037, 11477, 14673, 33433, 34431, 36427, 100299, 109281, 112493, 337479, 768959, 837821, 2306877, 2440609, 2513463, 7321827, 56134007, 168402021]

約数ペア:

[(1, 168402021), (3, 56134007), (23, 7321827), (67, 2513463), (69, 2440609), (73, 2306877), (201, 837821), (219, 768959), (499, 337479), (1497, 112493), (1541, 109281), (1679, 100299), (4623, 36427), (4891, 34431), (5037, 33433), (11477, 14673)]