1621000412

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{140663}}^1$

素因数の和:140777

約数の個数: 24

約数和(自身を含む): 2946066816

約数和(自身を除く): 1325066404

約数列:

[1, 2, 4, 43, 67, 86, 134, 172, 268, 2881, 5762, 11524, 140663, 281326, 562652, 6048509, 9424421, 12097018, 18848842, 24194036, 37697684, 405250103, 810500206, 1621000412]

約数ペア:

[(1, 1621000412), (2, 810500206), (4, 405250103), (43, 37697684), (67, 24194036), (86, 18848842), (134, 12097018), (172, 9424421), (268, 6048509), (2881, 562652), (5762, 281326), (11524, 140663)]