229715451

素因数分解:

$3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 387878400

約数和(自身を除く): 158162949

約数列:

[1, 3, 7, 9, 21, 63, 73, 199, 219, 251, 511, 597, 657, 753, 1393, 1533, 1757, 1791, 2259, 4179, 4599, 5271, 12537, 14527, 15813, 18323, 43581, 49949, 54969, 101689, 128261, 130743, 149847, 164907, 305067, 349643, 384783, 449541, 915201, 1048929, 1154349, 3146787, 3646277, 10938831, 25523939, 32816493, 76571817, 229715451]

約数ペア:

[(1, 229715451), (3, 76571817), (7, 32816493), (9, 25523939), (21, 10938831), (63, 3646277), (73, 3146787), (199, 1154349), (219, 1048929), (251, 915201), (511, 449541), (597, 384783), (657, 349643), (753, 305067), (1393, 164907), (1533, 149847), (1757, 130743), (1791, 128261), (2259, 101689), (4179, 54969), (4599, 49949), (5271, 43581), (12537, 18323), (14527, 15813)]