387856315

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2027}}^1$

素因数の和:2128

約数の個数: 48

約数和(自身を含む): 599249664

約数和(自身を除く): 211393349

約数列:

[1, 5, 7, 11, 35, 49, 55, 71, 77, 245, 355, 385, 497, 539, 781, 2027, 2485, 2695, 3479, 3905, 5467, 10135, 14189, 17395, 22297, 27335, 38269, 70945, 99323, 111485, 143917, 156079, 191345, 496615, 719585, 780395, 1007419, 1092553, 1583087, 5037095, 5462765, 7051933, 7915435, 11081609, 35259665, 55408045, 77571263, 387856315]

約数ペア:

[(1, 387856315), (5, 77571263), (7, 55408045), (11, 35259665), (35, 11081609), (49, 7915435), (55, 7051933), (71, 5462765), (77, 5037095), (245, 1583087), (355, 1092553), (385, 1007419), (497, 780395), (539, 719585), (781, 496615), (2027, 191345), (2485, 156079), (2695, 143917), (3479, 111485), (3905, 99323), (5467, 70945), (10135, 38269), (14189, 27335), (17395, 22297)]