78447986

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{12269}}^1$

素因数の和:12433

約数の個数: 16

約数和(自身を含む): 123681600

約数和(自身を除く): 45233614

約数列:

[1, 2, 23, 46, 139, 278, 3197, 6394, 12269, 24538, 282187, 564374, 1705391, 3410782, 39223993, 78447986]

約数ペア:

[(1, 78447986), (2, 39223993), (23, 3410782), (46, 1705391), (139, 564374), (278, 282187), (3197, 24538), (6394, 12269)]