28774530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8641}}^1$

素因数の和:8691

約数の個数: 48

約数和(自身を含む): 76844664

約数和(自身を除く): 48070134

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 8641, 17282, 25923, 43205, 51846, 77769, 86410, 129615, 155538, 259230, 319717, 388845, 639434, 777690, 959151, 1598585, 1918302, 2877453, 3197170, 4795755, 5754906, 9591510, 14387265, 28774530]

約数ペア:

[(1, 28774530), (2, 14387265), (3, 9591510), (5, 5754906), (6, 4795755), (9, 3197170), (10, 2877453), (15, 1918302), (18, 1598585), (30, 959151), (37, 777690), (45, 639434), (74, 388845), (90, 319717), (111, 259230), (185, 155538), (222, 129615), (333, 86410), (370, 77769), (555, 51846), (666, 43205), (1110, 25923), (1665, 17282), (3330, 8641)]