393051897

素因数分解:

$3^2\times 7^1\times {\mathrm{1511}}^1\times {\mathrm{4129}}^1$

素因数の和:5653

約数の個数: 24

約数和(自身を含む): 649434240

約数和(自身を除く): 256382343

約数列:

[1, 3, 7, 9, 21, 63, 1511, 4129, 4533, 10577, 12387, 13599, 28903, 31731, 37161, 86709, 95193, 260127, 6238919, 18716757, 43672433, 56150271, 131017299, 393051897]

約数ペア:

[(1, 393051897), (3, 131017299), (7, 56150271), (9, 43672433), (21, 18716757), (63, 6238919), (1511, 260127), (4129, 95193), (4533, 86709), (10577, 37161), (12387, 31731), (13599, 28903)]