1305002013

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{640649}}^1$

素因数の和:640756

約数の個数: 16

約数和(自身を含む): 2009078400

約数和(自身を除く): 704076387

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 640649, 1921947, 4484543, 13453629, 62142953, 186428859, 435000671, 1305002013]

約数ペア:

[(1, 1305002013), (3, 435000671), (7, 186428859), (21, 62142953), (97, 13453629), (291, 4484543), (679, 1921947), (2037, 640649)]