9971745

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13567}}^1$

素因数の和:13589

約数の個数: 24

約数和(自身を含む): 18561024

約数和(自身を除く): 8589279

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 13567, 40701, 67835, 94969, 203505, 284907, 474845, 664783, 1424535, 1994349, 3323915, 9971745]

約数ペア:

[(1, 9971745), (3, 3323915), (5, 1994349), (7, 1424535), (15, 664783), (21, 474845), (35, 284907), (49, 203505), (105, 94969), (147, 67835), (245, 40701), (735, 13567)]