78621597

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{6983}}^1$

素因数の和:7134

約数の個数: 20

約数和(自身を含む): 118308960

約数和(自身を除く): 39687363

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 6983, 11259, 20949, 62847, 188541, 565623, 970637, 2911911, 8735733, 26207199, 78621597]

約数ペア:

[(1, 78621597), (3, 26207199), (9, 8735733), (27, 2911911), (81, 970637), (139, 565623), (417, 188541), (1251, 62847), (3753, 20949), (6983, 11259)]