28887465

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 47532672

約数和(自身を除く): 18645207

約数列:

[1, 3, 5, 15, 61, 131, 183, 241, 305, 393, 655, 723, 915, 1205, 1965, 3615, 7991, 14701, 23973, 31571, 39955, 44103, 73505, 94713, 119865, 157855, 220515, 473565, 1925831, 5777493, 9629155, 28887465]

約数ペア:

[(1, 28887465), (3, 9629155), (5, 5777493), (15, 1925831), (61, 473565), (131, 220515), (183, 157855), (241, 119865), (305, 94713), (393, 73505), (655, 44103), (723, 39955), (915, 31571), (1205, 23973), (1965, 14701), (3615, 7991)]