81120618

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{337}}^1$

素因数の和:699

約数の個数: 48

約数和(自身を含む): 180962496

約数和(自身を除く): 99841878

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 311, 337, 387, 622, 674, 774, 933, 1011, 1866, 2022, 2799, 3033, 5598, 6066, 13373, 14491, 26746, 28982, 40119, 43473, 80238, 86946, 104807, 120357, 130419, 209614, 240714, 260838, 314421, 628842, 943263, 1886526, 4506701, 9013402, 13520103, 27040206, 40560309, 81120618]

約数ペア:

[(1, 81120618), (2, 40560309), (3, 27040206), (6, 13520103), (9, 9013402), (18, 4506701), (43, 1886526), (86, 943263), (129, 628842), (258, 314421), (311, 260838), (337, 240714), (387, 209614), (622, 130419), (674, 120357), (774, 104807), (933, 86946), (1011, 80238), (1866, 43473), (2022, 40119), (2799, 28982), (3033, 26746), (5598, 14491), (6066, 13373)]