156889887

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{2417}}^1$

素因数の和:2719

約数の個数: 32

約数和(自身を含む): 261840384

約数和(自身を除く): 104950497

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 281, 843, 1967, 2417, 3091, 5901, 7251, 9273, 16919, 21637, 26587, 50757, 64911, 79761, 186109, 558327, 679177, 2037531, 4754239, 7470947, 14262717, 22412841, 52296629, 156889887]

約数ペア:

[(1, 156889887), (3, 52296629), (7, 22412841), (11, 14262717), (21, 7470947), (33, 4754239), (77, 2037531), (231, 679177), (281, 558327), (843, 186109), (1967, 79761), (2417, 64911), (3091, 50757), (5901, 26587), (7251, 21637), (9273, 16919)]