81954675

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{33113}}^1$

素因数の和:33140

約数の個数: 36

約数和(自身を含む): 160139304

約数和(自身を除く): 78184629

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 33113, 99339, 165565, 298017, 364243, 496695, 827825, 1092729, 1490085, 1821215, 2483475, 3278187, 5463645, 7450425, 9106075, 16390935, 27318225, 81954675]

約数ペア:

[(1, 81954675), (3, 27318225), (5, 16390935), (9, 9106075), (11, 7450425), (15, 5463645), (25, 3278187), (33, 2483475), (45, 1821215), (55, 1490085), (75, 1092729), (99, 827825), (165, 496695), (225, 364243), (275, 298017), (495, 165565), (825, 99339), (2475, 33113)]