20199137265

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2933789}}^1$

素因数の和:2933823

約数の個数: 40

約数和(自身を含む): 38338767720

約数和(自身を除く): 18139630455

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 2933789, 8801367, 14668945, 26404101, 44006835, 49874413, 79212303, 132020505, 149623239, 237636909, 249372065, 396061515, 448869717, 748116195, 1188184545, 1346609151, 2244348585, 4039827453, 6733045755, 20199137265]

約数ペア:

[(1, 20199137265), (3, 6733045755), (5, 4039827453), (9, 2244348585), (15, 1346609151), (17, 1188184545), (27, 748116195), (45, 448869717), (51, 396061515), (81, 249372065), (85, 237636909), (135, 149623239), (153, 132020505), (255, 79212303), (405, 49874413), (459, 44006835), (765, 26404101), (1377, 14668945), (2295, 8801367), (6885, 2933789)]