312508004

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{18731}}^1$

素因数の和:18875

約数の個数: 24

約数和(自身を含む): 565406688

約数和(自身を除く): 252898684

約数列:

[1, 2, 4, 43, 86, 97, 172, 194, 388, 4171, 8342, 16684, 18731, 37462, 74924, 805433, 1610866, 1816907, 3221732, 3633814, 7267628, 78127001, 156254002, 312508004]

約数ペア:

[(1, 312508004), (2, 156254002), (4, 78127001), (43, 7267628), (86, 3633814), (97, 3221732), (172, 1816907), (194, 1610866), (388, 805433), (4171, 74924), (8342, 37462), (16684, 18731)]