81879444

素因数分解:

$2^2\times 3^3\times {\mathrm{607}}^1\times {\mathrm{1249}}^1$

素因数の和:1869

約数の個数: 48

約数和(自身を含む): 212800000

約数和(自身を除く): 130920556

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 607, 1214, 1249, 1821, 2428, 2498, 3642, 3747, 4996, 5463, 7284, 7494, 10926, 11241, 14988, 16389, 21852, 22482, 32778, 33723, 44964, 65556, 67446, 134892, 758143, 1516286, 2274429, 3032572, 4548858, 6823287, 9097716, 13646574, 20469861, 27293148, 40939722, 81879444]

約数ペア:

[(1, 81879444), (2, 40939722), (3, 27293148), (4, 20469861), (6, 13646574), (9, 9097716), (12, 6823287), (18, 4548858), (27, 3032572), (36, 2274429), (54, 1516286), (108, 758143), (607, 134892), (1214, 67446), (1249, 65556), (1821, 44964), (2428, 33723), (2498, 32778), (3642, 22482), (3747, 21852), (4996, 16389), (5463, 14988), (7284, 11241), (7494, 10926)]