1383867891

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{71551}}^1$

素因数の和:71871

約数の個数: 24

約数和(自身を含む): 2291953664

約数和(自身を除く): 908085773

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 2149, 2763, 6447, 19341, 71551, 214653, 500857, 643959, 1502571, 4507713, 21966157, 65898471, 153763099, 197695413, 461289297, 1383867891]

約数ペア:

[(1, 1383867891), (3, 461289297), (7, 197695413), (9, 153763099), (21, 65898471), (63, 21966157), (307, 4507713), (921, 1502571), (2149, 643959), (2763, 500857), (6447, 214653), (19341, 71551)]