49387779

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 87859200

約数和(自身を除く): 38471421

約数列:

[1, 3, 7, 9, 21, 27, 43, 59, 63, 103, 129, 177, 189, 301, 309, 387, 413, 531, 721, 903, 927, 1161, 1239, 1593, 2163, 2537, 2709, 2781, 3717, 4429, 6077, 6489, 7611, 8127, 11151, 13287, 17759, 18231, 19467, 22833, 31003, 39861, 42539, 53277, 54693, 68499, 93009, 119583, 127617, 159831, 164079, 261311, 279027, 382851, 479493, 783933, 837081, 1148553, 1829177, 2351799, 5487531, 7055397, 16462593, 49387779]

約数ペア:

[(1, 49387779), (3, 16462593), (7, 7055397), (9, 5487531), (21, 2351799), (27, 1829177), (43, 1148553), (59, 837081), (63, 783933), (103, 479493), (129, 382851), (177, 279027), (189, 261311), (301, 164079), (309, 159831), (387, 127617), (413, 119583), (531, 93009), (721, 68499), (903, 54693), (927, 53277), (1161, 42539), (1239, 39861), (1593, 31003), (2163, 22833), (2537, 19467), (2709, 18231), (2781, 17759), (3717, 13287), (4429, 11151), (6077, 8127), (6489, 7611)]