127788969

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{2437}}^1$

素因数の和:2685

約数の個数: 32

約数和(自身を含む): 213451776

約数和(自身を除く): 85662807

約数列:

[1, 3, 7, 11, 21, 33, 77, 227, 231, 681, 1589, 2437, 2497, 4767, 7311, 7491, 17059, 17479, 26807, 51177, 52437, 80421, 187649, 553199, 562947, 1659597, 3872393, 6085189, 11617179, 18255567, 42596323, 127788969]

約数ペア:

[(1, 127788969), (3, 42596323), (7, 18255567), (11, 11617179), (21, 6085189), (33, 3872393), (77, 1659597), (227, 562947), (231, 553199), (681, 187649), (1589, 80421), (2437, 52437), (2497, 51177), (4767, 26807), (7311, 17479), (7491, 17059)]