87709916

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{15901}}^1$

素因数の和:16109

約数の個数: 24

約数和(自身を含む): 176321376

約数和(自身を除く): 88611460

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 15901, 31802, 63604, 111307, 222614, 445228, 3132497, 6264994, 12529988, 21927479, 43854958, 87709916]

約数ペア:

[(1, 87709916), (2, 43854958), (4, 21927479), (7, 12529988), (14, 6264994), (28, 3132497), (197, 445228), (394, 222614), (788, 111307), (1379, 63604), (2758, 31802), (5516, 15901)]