420153909

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{4493}}^1$

素因数の和:4637

約数の個数: 32

約数和(自身を含む): 659791104

約数和(自身を除く): 239637195

約数列:

[1, 3, 7, 21, 61, 73, 183, 219, 427, 511, 1281, 1533, 4453, 4493, 13359, 13479, 31171, 31451, 93513, 94353, 274073, 327989, 822219, 983967, 1918511, 2295923, 5755533, 6887769, 20007329, 60021987, 140051303, 420153909]

約数ペア:

[(1, 420153909), (3, 140051303), (7, 60021987), (21, 20007329), (61, 6887769), (73, 5755533), (183, 2295923), (219, 1918511), (427, 983967), (511, 822219), (1281, 327989), (1533, 274073), (4453, 94353), (4493, 93513), (13359, 31451), (13479, 31171)]