28235515

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{10477}}^1$

素因数の和:10507

約数の個数: 24

約数和(自身を含む): 43001712

約数和(自身を除く): 14766197

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 245, 385, 539, 2695, 10477, 52385, 73339, 115247, 366695, 513373, 576235, 806729, 2566865, 4033645, 5647103, 28235515]

約数ペア:

[(1, 28235515), (5, 5647103), (7, 4033645), (11, 2566865), (35, 806729), (49, 576235), (55, 513373), (77, 366695), (245, 115247), (385, 73339), (539, 52385), (2695, 10477)]