279668829

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1401

約数の個数: 32

約数和(自身を含む): 420249600

約数和(自身を除く): 140580771

約数列:

[1, 3, 11, 33, 37, 111, 199, 407, 597, 1151, 1221, 2189, 3453, 6567, 7363, 12661, 22089, 37983, 42587, 80993, 127761, 229049, 242979, 468457, 687147, 1405371, 2519539, 7558617, 8474813, 25424439, 93222943, 279668829]

約数ペア:

[(1, 279668829), (3, 93222943), (11, 25424439), (33, 8474813), (37, 7558617), (111, 2519539), (199, 1405371), (407, 687147), (597, 468457), (1151, 242979), (1221, 229049), (2189, 127761), (3453, 80993), (6567, 42587), (7363, 37983), (12661, 22089)]