81611145

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2617}}^1$

素因数の和:2652

約数の個数: 80

約数和(自身を含む): 182464128

約数和(自身を除く): 100852983

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 297, 315, 385, 405, 495, 567, 693, 891, 945, 1155, 1485, 2079, 2617, 2835, 3465, 4455, 6237, 7851, 10395, 13085, 18319, 23553, 28787, 31185, 39255, 54957, 70659, 86361, 91595, 117765, 143935, 164871, 201509, 211977, 259083, 274785, 353295, 431805, 494613, 604527, 777249, 824355, 1007545, 1059885, 1295415, 1483839, 1813581, 2331747, 2473065, 3022635, 3886245, 5440743, 7419195, 9067905, 11658735, 16322229, 27203715, 81611145]

約数ペア:

[(1, 81611145), (3, 27203715), (5, 16322229), (7, 11658735), (9, 9067905), (11, 7419195), (15, 5440743), (21, 3886245), (27, 3022635), (33, 2473065), (35, 2331747), (45, 1813581), (55, 1483839), (63, 1295415), (77, 1059885), (81, 1007545), (99, 824355), (105, 777249), (135, 604527), (165, 494613), (189, 431805), (231, 353295), (297, 274785), (315, 259083), (385, 211977), (405, 201509), (495, 164871), (567, 143935), (693, 117765), (891, 91595), (945, 86361), (1155, 70659), (1485, 54957), (2079, 39255), (2617, 31185), (2835, 28787), (3465, 23553), (4455, 18319), (6237, 13085), (7851, 10395)]