7947819

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1867}}^1$

素因数の和:1927

約数の個数: 24

約数和(自身を含む): 12821952

約数和(自身を除く): 4874133

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 1867, 4257, 5601, 16803, 20537, 61611, 80281, 184833, 240843, 722529, 883091, 2649273, 7947819]

約数ペア:

[(1, 7947819), (3, 2649273), (9, 883091), (11, 722529), (33, 240843), (43, 184833), (99, 80281), (129, 61611), (387, 20537), (473, 16803), (1419, 5601), (1867, 4257)]