847990881

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{20749}}^1$

素因数の和:21013

約数の個数: 24

約数和(自身を含む): 1294800000

約数和(自身を除く): 446809119

約数列:

[1, 3, 9, 19, 57, 171, 239, 717, 2151, 4541, 13623, 20749, 40869, 62247, 186741, 394231, 1182693, 3548079, 4959011, 14877033, 44631099, 94221209, 282663627, 847990881]

約数ペア:

[(1, 847990881), (3, 282663627), (9, 94221209), (19, 44631099), (57, 14877033), (171, 4959011), (239, 3548079), (717, 1182693), (2151, 394231), (4541, 186741), (13623, 62247), (20749, 40869)]