201117

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 16

約数和(自身を含む): 313472

約数和(自身を除く): 112355

約数列:

[1, 3, 7, 21, 61, 157, 183, 427, 471, 1099, 1281, 3297, 9577, 28731, 67039, 201117]

約数ペア:

[(1, 201117), (3, 67039), (7, 28731), (21, 9577), (61, 3297), (157, 1281), (183, 1099), (427, 471)]