208431159

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{23291}}^1$

素因数の和:23470

約数の個数: 16

約数和(自身を含む): 294410880

約数和(自身を除く): 85979721

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 23291, 69873, 442529, 1327587, 3656687, 10970061, 69477053, 208431159]

約数ペア:

[(1, 208431159), (3, 69477053), (19, 10970061), (57, 3656687), (157, 1327587), (471, 442529), (2983, 69873), (8949, 23291)]