81408018

素因数分解:

$2^1\times 3^1\times {\mathrm{1103}}^1\times {\mathrm{12301}}^1$

素因数の和:13409

約数の個数: 16

約数和(自身を含む): 162976896

約数和(自身を除く): 81568878

約数列:

[1, 2, 3, 6, 1103, 2206, 3309, 6618, 12301, 24602, 36903, 73806, 13568003, 27136006, 40704009, 81408018]

約数ペア:

[(1, 81408018), (2, 40704009), (3, 27136006), (6, 13568003), (1103, 73806), (2206, 36903), (3309, 24602), (6618, 12301)]