72118389

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{1499}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 115200000

約数和(自身を除く): 43081611

約数列:

[1, 3, 7, 21, 29, 79, 87, 203, 237, 553, 609, 1499, 1659, 2291, 4497, 6873, 10493, 16037, 31479, 43471, 48111, 118421, 130413, 304297, 355263, 828947, 912891, 2486841, 3434209, 10302627, 24039463, 72118389]

約数ペア:

[(1, 72118389), (3, 24039463), (7, 10302627), (21, 3434209), (29, 2486841), (79, 912891), (87, 828947), (203, 355263), (237, 304297), (553, 130413), (609, 118421), (1499, 48111), (1659, 43471), (2291, 31479), (4497, 16037), (6873, 10493)]