199843887

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{13687}}^1$

素因数の和:13878

約数の個数: 16

約数和(自身を含む): 276826112

約数和(自身を除く): 76982225

約数列:

[1, 3, 31, 93, 157, 471, 4867, 13687, 14601, 41061, 424297, 1272891, 2148859, 6446577, 66614629, 199843887]

約数ペア:

[(1, 199843887), (3, 66614629), (31, 6446577), (93, 2148859), (157, 1272891), (471, 424297), (4867, 41061), (13687, 14601)]