31369437

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 57499200

約数和(自身を除く): 26129763

約数列:

[1, 3, 9, 11, 17, 19, 27, 33, 51, 57, 81, 99, 109, 153, 171, 187, 209, 297, 323, 327, 459, 513, 561, 627, 891, 969, 981, 1199, 1377, 1539, 1683, 1853, 1881, 2071, 2907, 2943, 3553, 3597, 5049, 5559, 5643, 6213, 8721, 8829, 10659, 10791, 15147, 16677, 16929, 18639, 20383, 22781, 26163, 31977, 32373, 35207, 50031, 55917, 61149, 68343, 95931, 97119, 105621, 150093, 167751, 183447, 205029, 287793, 316863, 387277, 550341, 615087, 950589, 1161831, 1651023, 1845261, 2851767, 3485493, 10456479, 31369437]

約数ペア:

[(1, 31369437), (3, 10456479), (9, 3485493), (11, 2851767), (17, 1845261), (19, 1651023), (27, 1161831), (33, 950589), (51, 615087), (57, 550341), (81, 387277), (99, 316863), (109, 287793), (153, 205029), (171, 183447), (187, 167751), (209, 150093), (297, 105621), (323, 97119), (327, 95931), (459, 68343), (513, 61149), (561, 55917), (627, 50031), (891, 35207), (969, 32373), (981, 31977), (1199, 26163), (1377, 22781), (1539, 20383), (1683, 18639), (1853, 16929), (1881, 16677), (2071, 15147), (2907, 10791), (2943, 10659), (3553, 8829), (3597, 8721), (5049, 6213), (5559, 5643)]