81402453

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{439}}^1\times {\mathrm{1873}}^1$

素因数の和:2329

約数の個数: 24

約数和(自身を含む): 128631360

約数和(自身を除く): 47228907

約数列:

[1, 3, 9, 11, 33, 99, 439, 1317, 1873, 3951, 4829, 5619, 14487, 16857, 20603, 43461, 61809, 185427, 822247, 2466741, 7400223, 9044717, 27134151, 81402453]

約数ペア:

[(1, 81402453), (3, 27134151), (9, 9044717), (11, 7400223), (33, 2466741), (99, 822247), (439, 185427), (1317, 61809), (1873, 43461), (3951, 20603), (4829, 16857), (5619, 14487)]