87357968

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{321169}}^1$

素因数の和:321194

約数の個数: 20

約数和(自身を含む): 179212860

約数和(自身を除く): 91854892

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 321169, 642338, 1284676, 2569352, 5138704, 5459873, 10919746, 21839492, 43678984, 87357968]

約数ペア:

[(1, 87357968), (2, 43678984), (4, 21839492), (8, 10919746), (16, 5459873), (17, 5138704), (34, 2569352), (68, 1284676), (136, 642338), (272, 321169)]