55565559

素因数分解:

$3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{773}}^1$

素因数の和:956

約数の個数: 36

約数和(自身を含む): 94059576

約数和(自身を除く): 38494017

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 441, 489, 773, 1141, 1467, 2319, 3423, 5411, 6957, 7987, 10269, 16233, 23961, 37877, 48699, 71883, 113631, 125999, 340893, 377997, 881993, 1133991, 2645979, 6173951, 7937937, 18521853, 55565559]

約数ペア:

[(1, 55565559), (3, 18521853), (7, 7937937), (9, 6173951), (21, 2645979), (49, 1133991), (63, 881993), (147, 377997), (163, 340893), (441, 125999), (489, 113631), (773, 71883), (1141, 48699), (1467, 37877), (2319, 23961), (3423, 16233), (5411, 10269), (6957, 7987)]