13068739971

素因数分解:

$3^2\times 7^2\times {\mathrm{29634331}}^1$

素因数の和:29634351

約数の個数: 18

約数和(自身を含む): 21959040012

約数和(自身を除く): 8890300041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 29634331, 88902993, 207440317, 266708979, 622320951, 1452082219, 1866962853, 4356246657, 13068739971]

約数ペア:

[(1, 13068739971), (3, 4356246657), (7, 1866962853), (9, 1452082219), (21, 622320951), (49, 266708979), (63, 207440317), (147, 88902993), (441, 29634331)]