81655794

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{1427}}^1$

素因数の和:1480

約数の個数: 72

約数和(自身を含む): 205169328

約数和(自身を除く): 123513534

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 33, 34, 51, 66, 99, 102, 153, 187, 198, 289, 306, 374, 561, 578, 867, 1122, 1427, 1683, 1734, 2601, 2854, 3179, 3366, 4281, 5202, 6358, 8562, 9537, 12843, 15697, 19074, 24259, 25686, 28611, 31394, 47091, 48518, 57222, 72777, 94182, 141273, 145554, 218331, 266849, 282546, 412403, 436662, 533698, 800547, 824806, 1237209, 1601094, 2401641, 2474418, 3711627, 4536433, 4803282, 7423254, 9072866, 13609299, 27218598, 40827897, 81655794]

約数ペア:

[(1, 81655794), (2, 40827897), (3, 27218598), (6, 13609299), (9, 9072866), (11, 7423254), (17, 4803282), (18, 4536433), (22, 3711627), (33, 2474418), (34, 2401641), (51, 1601094), (66, 1237209), (99, 824806), (102, 800547), (153, 533698), (187, 436662), (198, 412403), (289, 282546), (306, 266849), (374, 218331), (561, 145554), (578, 141273), (867, 94182), (1122, 72777), (1427, 57222), (1683, 48518), (1734, 47091), (2601, 31394), (2854, 28611), (3179, 25686), (3366, 24259), (4281, 19074), (5202, 15697), (6358, 12843), (8562, 9537)]