638963247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{4463}}^1\times {\mathrm{3671}}^1$

素因数の和:8150

約数の個数: 16

約数和(自身を含む): 917941248

約数和(自身を除く): 278978001

約数列:

[1, 3, 13, 39, 3671, 4463, 11013, 13389, 47723, 58019, 143169, 174057, 16383673, 49151019, 212987749, 638963247]

約数ペア:

[(1, 638963247), (3, 212987749), (13, 49151019), (39, 16383673), (3671, 174057), (4463, 143169), (11013, 58019), (13389, 47723)]