639968493

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1\times {\mathrm{6151}}^1$

素因数の和:6672

約数の個数: 16

約数和(自身を含む): 866201600

約数和(自身を除く): 226233107

約数列:

[1, 3, 79, 237, 439, 1317, 6151, 18453, 34681, 104043, 485929, 1457787, 2700289, 8100867, 213322831, 639968493]

約数ペア:

[(1, 639968493), (3, 213322831), (79, 8100867), (237, 2700289), (439, 1457787), (1317, 485929), (6151, 104043), (18453, 34681)]