386400915

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10883}}^1$

素因数の和:11160

約数の個数: 32

約数和(自身を含む): 689610240

約数和(自身を除く): 303209325

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 789, 1315, 2367, 3945, 7101, 10883, 11835, 32649, 35505, 54415, 97947, 163245, 293841, 489735, 1469205, 2862229, 8586687, 14311145, 25760061, 42933435, 77280183, 128800305, 386400915]

約数ペア:

[(1, 386400915), (3, 128800305), (5, 77280183), (9, 42933435), (15, 25760061), (27, 14311145), (45, 8586687), (135, 2862229), (263, 1469205), (789, 489735), (1315, 293841), (2367, 163245), (3945, 97947), (7101, 54415), (10883, 35505), (11835, 32649)]