28783854

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3929}}^1$

素因数の和:3985

約数の個数: 48

約数和(自身を含む): 69891120

約数和(自身を除く): 41107266

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 37, 66, 74, 99, 111, 198, 222, 333, 407, 666, 814, 1221, 2442, 3663, 3929, 7326, 7858, 11787, 23574, 35361, 43219, 70722, 86438, 129657, 145373, 259314, 290746, 388971, 436119, 777942, 872238, 1308357, 1599103, 2616714, 3198206, 4797309, 9594618, 14391927, 28783854]

約数ペア:

[(1, 28783854), (2, 14391927), (3, 9594618), (6, 4797309), (9, 3198206), (11, 2616714), (18, 1599103), (22, 1308357), (33, 872238), (37, 777942), (66, 436119), (74, 388971), (99, 290746), (111, 259314), (198, 145373), (222, 129657), (333, 86438), (407, 70722), (666, 43219), (814, 35361), (1221, 23574), (2442, 11787), (3663, 7858), (3929, 7326)]