628705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 32

約数和(自身を含む): 995328

約数和(自身を除く): 366623

約数列:

[1, 5, 7, 11, 23, 35, 55, 71, 77, 115, 161, 253, 355, 385, 497, 781, 805, 1265, 1633, 1771, 2485, 3905, 5467, 8165, 8855, 11431, 17963, 27335, 57155, 89815, 125741, 628705]

約数ペア:

[(1, 628705), (5, 125741), (7, 89815), (11, 57155), (23, 27335), (35, 17963), (55, 11431), (71, 8855), (77, 8165), (115, 5467), (161, 3905), (253, 2485), (355, 1771), (385, 1633), (497, 1265), (781, 805)]