39707457

素因数分解:

$3^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 53678400

約数和(自身を除く): 13970943

約数列:

[1, 3, 149, 211, 421, 447, 633, 1263, 31439, 62729, 88831, 94317, 188187, 266493, 13235819, 39707457]

約数ペア:

[(1, 39707457), (3, 13235819), (149, 266493), (211, 188187), (421, 94317), (447, 88831), (633, 62729), (1263, 31439)]