81629968

素因数分解:

$2^4\times 7^1\times {\mathrm{728839}}^1$

素因数の和:728854

約数の個数: 20

約数和(自身を含む): 180752320

約数和(自身を除く): 99122352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 728839, 1457678, 2915356, 5101873, 5830712, 10203746, 11661424, 20407492, 40814984, 81629968]

約数ペア:

[(1, 81629968), (2, 40814984), (4, 20407492), (7, 11661424), (8, 10203746), (14, 5830712), (16, 5101873), (28, 2915356), (56, 1457678), (112, 728839)]