4238728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{769}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 8731800

約数和(自身を除く): 4493072

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 769, 1378, 1538, 2756, 3076, 5512, 6152, 9997, 19994, 39988, 40757, 79976, 81514, 163028, 326056, 529841, 1059682, 2119364, 4238728]

約数ペア:

[(1, 4238728), (2, 2119364), (4, 1059682), (8, 529841), (13, 326056), (26, 163028), (52, 81514), (53, 79976), (104, 40757), (106, 39988), (212, 19994), (424, 9997), (689, 6152), (769, 5512), (1378, 3076), (1538, 2756)]