79780065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{312863}}^1$

素因数の和:312888

約数の個数: 16

約数和(自身を含む): 135157248

約数和(自身を除く): 55377183

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 312863, 938589, 1564315, 4692945, 5318671, 15956013, 26593355, 79780065]

約数ペア:

[(1, 79780065), (3, 26593355), (5, 15956013), (15, 5318671), (17, 4692945), (51, 1564315), (85, 938589), (255, 312863)]