421844283

素因数分解:

$3^2\times 7^2\times {\mathrm{479}}^1\times {\mathrm{1997}}^1$

素因数の和:2496

約数の個数: 36

約数和(自身を含む): 710648640

約数和(自身を除く): 288804357

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 479, 1437, 1997, 3353, 4311, 5991, 10059, 13979, 17973, 23471, 30177, 41937, 70413, 97853, 125811, 211239, 293559, 880677, 956563, 2869689, 6695941, 8609067, 20087823, 46871587, 60263469, 140614761, 421844283]

約数ペア:

[(1, 421844283), (3, 140614761), (7, 60263469), (9, 46871587), (21, 20087823), (49, 8609067), (63, 6695941), (147, 2869689), (441, 956563), (479, 880677), (1437, 293559), (1997, 211239), (3353, 125811), (4311, 97853), (5991, 70413), (10059, 41937), (13979, 30177), (17973, 23471)]