66112221

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{1367}}^1$

素因数の和:1438

約数の個数: 32

約数和(自身を含む): 105062400

約数和(自身を除く): 38950179

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 343, 987, 1029, 1367, 2303, 4101, 6909, 9569, 16121, 28707, 48363, 64249, 66983, 192747, 200949, 449743, 468881, 1349229, 1406643, 3148201, 9444603, 22037407, 66112221]

約数ペア:

[(1, 66112221), (3, 22037407), (7, 9444603), (21, 3148201), (47, 1406643), (49, 1349229), (141, 468881), (147, 449743), (329, 200949), (343, 192747), (987, 66983), (1029, 64249), (1367, 48363), (2303, 28707), (4101, 16121), (6909, 9569)]