28715178

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 61316640

約数和(自身を除く): 32601462

約数列:

[1, 2, 3, 6, 23, 46, 69, 83, 109, 138, 166, 218, 249, 327, 498, 529, 654, 1058, 1587, 1909, 2507, 3174, 3818, 5014, 5727, 7521, 9047, 11454, 15042, 18094, 27141, 43907, 54282, 57661, 87814, 115322, 131721, 172983, 208081, 263442, 345966, 416162, 624243, 1248486, 4785863, 9571726, 14357589, 28715178]

約数ペア:

[(1, 28715178), (2, 14357589), (3, 9571726), (6, 4785863), (23, 1248486), (46, 624243), (69, 416162), (83, 345966), (109, 263442), (138, 208081), (166, 172983), (218, 131721), (249, 115322), (327, 87814), (498, 57661), (529, 54282), (654, 43907), (1058, 27141), (1587, 18094), (1909, 15042), (2507, 11454), (3174, 9047), (3818, 7521), (5014, 5727)]