27277605

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 50594544

約数和(自身を除く): 23316939

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 181, 197, 255, 543, 591, 765, 905, 985, 1629, 1773, 2715, 2955, 3077, 3349, 8145, 8865, 9231, 10047, 15385, 16745, 27693, 30141, 35657, 46155, 50235, 106971, 138465, 150705, 178285, 320913, 534855, 606169, 1604565, 1818507, 3030845, 5455521, 9092535, 27277605]

約数ペア:

[(1, 27277605), (3, 9092535), (5, 5455521), (9, 3030845), (15, 1818507), (17, 1604565), (45, 606169), (51, 534855), (85, 320913), (153, 178285), (181, 150705), (197, 138465), (255, 106971), (543, 50235), (591, 46155), (765, 35657), (905, 30141), (985, 27693), (1629, 16745), (1773, 15385), (2715, 10047), (2955, 9231), (3077, 8865), (3349, 8145)]