16813935

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{709}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 31898880

約数和(自身を除く): 15084945

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 709, 765, 1395, 1581, 2127, 2635, 3545, 4743, 6381, 7905, 10635, 12053, 21979, 23715, 31905, 36159, 60265, 65937, 108477, 109895, 180795, 197811, 329685, 373643, 542385, 989055, 1120929, 1868215, 3362787, 5604645, 16813935]

約数ペア:

[(1, 16813935), (3, 5604645), (5, 3362787), (9, 1868215), (15, 1120929), (17, 989055), (31, 542385), (45, 373643), (51, 329685), (85, 197811), (93, 180795), (153, 109895), (155, 108477), (255, 65937), (279, 60265), (465, 36159), (527, 31905), (709, 23715), (765, 21979), (1395, 12053), (1581, 10635), (2127, 7905), (2635, 6381), (3545, 4743)]