128392938

素因数分解:

$2^1\times 3^6\times {\mathrm{107}}^1\times {\mathrm{823}}^1$

素因数の和:950

約数の個数: 56

約数和(自身を含む): 291804768

約数和(自身を除く): 163411830

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 243, 321, 486, 642, 729, 823, 963, 1458, 1646, 1926, 2469, 2889, 4938, 5778, 7407, 8667, 14814, 17334, 22221, 26001, 44442, 52002, 66663, 78003, 88061, 133326, 156006, 176122, 199989, 264183, 399978, 528366, 599967, 792549, 1199934, 1585098, 2377647, 4755294, 7132941, 14265882, 21398823, 42797646, 64196469, 128392938]

約数ペア:

[(1, 128392938), (2, 64196469), (3, 42797646), (6, 21398823), (9, 14265882), (18, 7132941), (27, 4755294), (54, 2377647), (81, 1585098), (107, 1199934), (162, 792549), (214, 599967), (243, 528366), (321, 399978), (486, 264183), (642, 199989), (729, 176122), (823, 156006), (963, 133326), (1458, 88061), (1646, 78003), (1926, 66663), (2469, 52002), (2889, 44442), (4938, 26001), (5778, 22221), (7407, 17334), (8667, 14814)]