28805292

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1$

素因数の和:1883

約数の個数: 72

約数和(自身を含む): 80021760

約数和(自身を除く): 51216468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 23, 36, 38, 46, 57, 69, 76, 92, 114, 138, 171, 207, 228, 276, 342, 414, 437, 684, 828, 874, 1311, 1748, 1831, 2622, 3662, 3933, 5244, 5493, 7324, 7866, 10986, 15732, 16479, 21972, 32958, 34789, 42113, 65916, 69578, 84226, 104367, 126339, 139156, 168452, 208734, 252678, 313101, 379017, 417468, 505356, 626202, 758034, 800147, 1252404, 1516068, 1600294, 2400441, 3200588, 4800882, 7201323, 9601764, 14402646, 28805292]

約数ペア:

[(1, 28805292), (2, 14402646), (3, 9601764), (4, 7201323), (6, 4800882), (9, 3200588), (12, 2400441), (18, 1600294), (19, 1516068), (23, 1252404), (36, 800147), (38, 758034), (46, 626202), (57, 505356), (69, 417468), (76, 379017), (92, 313101), (114, 252678), (138, 208734), (171, 168452), (207, 139156), (228, 126339), (276, 104367), (342, 84226), (414, 69578), (437, 65916), (684, 42113), (828, 34789), (874, 32958), (1311, 21972), (1748, 16479), (1831, 15732), (2622, 10986), (3662, 7866), (3933, 7324), (5244, 5493)]