4007739

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:354

約数の個数: 16

約数和(自身を含む): 5500928

約数和(自身を除く): 1493189

約数列:

[1, 3, 67, 127, 157, 201, 381, 471, 8509, 10519, 19939, 25527, 31557, 59817, 1335913, 4007739]

約数ペア:

[(1, 4007739), (3, 1335913), (67, 59817), (127, 31557), (157, 25527), (201, 19939), (381, 10519), (471, 8509)]