81591468

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{461}}^1$

素因数の和:532

約数の個数: 96

約数和(自身を含む): 227673600

約数和(自身を除く): 146082132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 343, 461, 516, 588, 602, 686, 903, 922, 1029, 1204, 1372, 1383, 1806, 1844, 2058, 2107, 2766, 3227, 3612, 4116, 4214, 5532, 6321, 6454, 8428, 9681, 12642, 12908, 14749, 19362, 19823, 22589, 25284, 29498, 38724, 39646, 44247, 45178, 58996, 59469, 67767, 79292, 88494, 90356, 118938, 135534, 138761, 158123, 176988, 237876, 271068, 277522, 316246, 416283, 474369, 555044, 632492, 832566, 948738, 971327, 1665132, 1897476, 1942654, 2913981, 3885308, 5827962, 6799289, 11655924, 13598578, 20397867, 27197156, 40795734, 81591468]

約数ペア:

[(1, 81591468), (2, 40795734), (3, 27197156), (4, 20397867), (6, 13598578), (7, 11655924), (12, 6799289), (14, 5827962), (21, 3885308), (28, 2913981), (42, 1942654), (43, 1897476), (49, 1665132), (84, 971327), (86, 948738), (98, 832566), (129, 632492), (147, 555044), (172, 474369), (196, 416283), (258, 316246), (294, 277522), (301, 271068), (343, 237876), (461, 176988), (516, 158123), (588, 138761), (602, 135534), (686, 118938), (903, 90356), (922, 88494), (1029, 79292), (1204, 67767), (1372, 59469), (1383, 58996), (1806, 45178), (1844, 44247), (2058, 39646), (2107, 38724), (2766, 29498), (3227, 25284), (3612, 22589), (4116, 19823), (4214, 19362), (5532, 14749), (6321, 12908), (6454, 12642), (8428, 9681)]