187830819

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{210809}}^1$

素因数の和:210832

約数の個数: 20

約数和(自身を含む): 306096120

約数和(自身を除く): 118265301

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 210809, 632427, 1897281, 2318899, 5691843, 6956697, 17075529, 20870091, 62610273, 187830819]

約数ペア:

[(1, 187830819), (3, 62610273), (9, 20870091), (11, 17075529), (27, 6956697), (33, 5691843), (81, 2318899), (99, 1897281), (297, 632427), (891, 210809)]