28293015

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{613}}^1$

素因数の和:819

約数の個数: 32

約数和(自身を含む): 48275136

約数和(自身を除く): 19982121

約数列:

[1, 3, 5, 15, 17, 51, 85, 181, 255, 543, 613, 905, 1839, 2715, 3065, 3077, 9195, 9231, 10421, 15385, 31263, 46155, 52105, 110953, 156315, 332859, 554765, 1664295, 1886201, 5658603, 9431005, 28293015]

約数ペア:

[(1, 28293015), (3, 9431005), (5, 5658603), (15, 1886201), (17, 1664295), (51, 554765), (85, 332859), (181, 156315), (255, 110953), (543, 52105), (613, 46155), (905, 31263), (1839, 15385), (2715, 10421), (3065, 9231), (3077, 9195)]