2487485

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:114

約数の個数: 48

約数和(自身を含む): 4136832

約数和(自身を除く): 1649347

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 71, 77, 91, 143, 245, 355, 385, 455, 497, 539, 637, 715, 781, 923, 1001, 2485, 2695, 3185, 3479, 3905, 4615, 5005, 5467, 6461, 7007, 10153, 17395, 27335, 32305, 35035, 38269, 45227, 50765, 71071, 191345, 226135, 355355, 497497, 2487485]

約数ペア:

[(1, 2487485), (5, 497497), (7, 355355), (11, 226135), (13, 191345), (35, 71071), (49, 50765), (55, 45227), (65, 38269), (71, 35035), (77, 32305), (91, 27335), (143, 17395), (245, 10153), (355, 7007), (385, 6461), (455, 5467), (497, 5005), (539, 4615), (637, 3905), (715, 3479), (781, 3185), (923, 2695), (1001, 2485)]