81334854

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:383

約数の個数: 80

約数和(自身を含む): 193197312

約数和(自身を除く): 111862458

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 83, 138, 162, 166, 207, 249, 263, 414, 498, 526, 621, 747, 789, 1242, 1494, 1578, 1863, 1909, 2241, 2367, 3726, 3818, 4482, 4734, 5727, 6049, 6723, 7101, 11454, 12098, 13446, 14202, 17181, 18147, 21303, 21829, 34362, 36294, 42606, 43658, 51543, 54441, 65487, 103086, 108882, 130974, 154629, 163323, 196461, 309258, 326646, 392922, 489969, 502067, 589383, 979938, 1004134, 1178766, 1506201, 1768149, 3012402, 3536298, 4518603, 9037206, 13555809, 27111618, 40667427, 81334854]

約数ペア:

[(1, 81334854), (2, 40667427), (3, 27111618), (6, 13555809), (9, 9037206), (18, 4518603), (23, 3536298), (27, 3012402), (46, 1768149), (54, 1506201), (69, 1178766), (81, 1004134), (83, 979938), (138, 589383), (162, 502067), (166, 489969), (207, 392922), (249, 326646), (263, 309258), (414, 196461), (498, 163323), (526, 154629), (621, 130974), (747, 108882), (789, 103086), (1242, 65487), (1494, 54441), (1578, 51543), (1863, 43658), (1909, 42606), (2241, 36294), (2367, 34362), (3726, 21829), (3818, 21303), (4482, 18147), (4734, 17181), (5727, 14202), (6049, 13446), (6723, 12098), (7101, 11454)]