128003886

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1621}}^1$

素因数の和:1777

約数の個数: 48

約数和(自身を含む): 286938288

約数和(自身を除く): 158934402

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 107, 123, 214, 246, 321, 369, 642, 738, 963, 1621, 1926, 3242, 4387, 4863, 8774, 9726, 13161, 14589, 26322, 29178, 39483, 66461, 78966, 132922, 173447, 199383, 346894, 398766, 520341, 598149, 1040682, 1196298, 1561023, 3122046, 7111327, 14222654, 21333981, 42667962, 64001943, 128003886]

約数ペア:

[(1, 128003886), (2, 64001943), (3, 42667962), (6, 21333981), (9, 14222654), (18, 7111327), (41, 3122046), (82, 1561023), (107, 1196298), (123, 1040682), (214, 598149), (246, 520341), (321, 398766), (369, 346894), (642, 199383), (738, 173447), (963, 132922), (1621, 78966), (1926, 66461), (3242, 39483), (4387, 29178), (4863, 26322), (8774, 14589), (9726, 13161)]