388655410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{271787}}^1$

素因数の和:271818

約数の個数: 32

約数和(自身を含む): 821886912

約数和(自身を除く): 433231502

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 271787, 543574, 1358935, 2717870, 2989657, 3533231, 5979314, 7066462, 14948285, 17666155, 29896570, 35332310, 38865541, 77731082, 194327705, 388655410]

約数ペア:

[(1, 388655410), (2, 194327705), (5, 77731082), (10, 38865541), (11, 35332310), (13, 29896570), (22, 17666155), (26, 14948285), (55, 7066462), (65, 5979314), (110, 3533231), (130, 2989657), (143, 2717870), (286, 1358935), (715, 543574), (1430, 271787)]