55256511

素因数分解:

$3^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 82183680

約数和(自身を除く): 26927169

約数列:

[1, 3, 17, 23, 51, 69, 163, 289, 391, 489, 867, 1173, 2771, 3749, 4913, 6647, 8313, 11247, 14739, 19941, 47107, 63733, 112999, 141321, 191199, 338997, 800819, 1083461, 2402457, 3250383, 18418837, 55256511]

約数ペア:

[(1, 55256511), (3, 18418837), (17, 3250383), (23, 2402457), (51, 1083461), (69, 800819), (163, 338997), (289, 191199), (391, 141321), (489, 112999), (867, 63733), (1173, 47107), (2771, 19941), (3749, 14739), (4913, 11247), (6647, 8313)]