81558954

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:712

約数の個数: 64

約数和(自身を含む): 189665280

約数和(自身を除く): 108106326

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 83, 93, 166, 186, 249, 279, 498, 558, 587, 747, 837, 1174, 1494, 1674, 1761, 2241, 2573, 3522, 4482, 5146, 5283, 7719, 10566, 15438, 15849, 18197, 23157, 31698, 36394, 46314, 48721, 54591, 69471, 97442, 109182, 138942, 146163, 163773, 292326, 327546, 438489, 491319, 876978, 982638, 1315467, 1510351, 2630934, 3020702, 4531053, 9062106, 13593159, 27186318, 40779477, 81558954]

約数ペア:

[(1, 81558954), (2, 40779477), (3, 27186318), (6, 13593159), (9, 9062106), (18, 4531053), (27, 3020702), (31, 2630934), (54, 1510351), (62, 1315467), (83, 982638), (93, 876978), (166, 491319), (186, 438489), (249, 327546), (279, 292326), (498, 163773), (558, 146163), (587, 138942), (747, 109182), (837, 97442), (1174, 69471), (1494, 54591), (1674, 48721), (1761, 46314), (2241, 36394), (2573, 31698), (3522, 23157), (4482, 18197), (5146, 15849), (5283, 15438), (7719, 10566)]