991796157

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{6829}}^1$

素因数の和:7015

約数の個数: 40

約数和(自身を含む): 1626414240

約数和(自身を除く): 634618083

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 163, 297, 489, 891, 1467, 1793, 4401, 5379, 6829, 13203, 16137, 20487, 48411, 61461, 75119, 145233, 184383, 225357, 553149, 676071, 1113127, 2028213, 3339381, 6084639, 10018143, 12244397, 30054429, 36733191, 90163287, 110199573, 330598719, 991796157]

約数ペア:

[(1, 991796157), (3, 330598719), (9, 110199573), (11, 90163287), (27, 36733191), (33, 30054429), (81, 12244397), (99, 10018143), (163, 6084639), (297, 3339381), (489, 2028213), (891, 1113127), (1467, 676071), (1793, 553149), (4401, 225357), (5379, 184383), (6829, 145233), (13203, 75119), (16137, 61461), (20487, 48411)]