138465765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181001}}^1$

素因数の和:181029

約数の個数: 24

約数和(自身を含む): 254126808

約数和(自身を除く): 115661043

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 181001, 543003, 905005, 1629009, 2715015, 3077017, 8145045, 9231051, 15385085, 27693153, 46155255, 138465765]

約数ペア:

[(1, 138465765), (3, 46155255), (5, 27693153), (9, 15385085), (15, 9231051), (17, 8145045), (45, 3077017), (51, 2715015), (85, 1629009), (153, 905005), (255, 543003), (765, 181001)]