12698345

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 16981440

約数和(自身を除く): 4283095

約数列:

[1, 5, 11, 55, 121, 139, 151, 605, 695, 755, 1529, 1661, 7645, 8305, 16819, 18271, 20989, 84095, 91355, 104945, 230879, 1154395, 2539669, 12698345]

約数ペア:

[(1, 12698345), (5, 2539669), (11, 1154395), (55, 230879), (121, 104945), (139, 91355), (151, 84095), (605, 20989), (695, 18271), (755, 16819), (1529, 8305), (1661, 7645)]