7291161

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 32

約数和(自身を含む): 11520000

約数和(自身を除く): 4228839

約数列:

[1, 3, 9, 23, 27, 59, 69, 177, 199, 207, 531, 597, 621, 1357, 1593, 1791, 4071, 4577, 5373, 11741, 12213, 13731, 35223, 36639, 41193, 105669, 123579, 270043, 317007, 810129, 2430387, 7291161]

約数ペア:

[(1, 7291161), (3, 2430387), (9, 810129), (23, 317007), (27, 270043), (59, 123579), (69, 105669), (177, 41193), (199, 36639), (207, 35223), (531, 13731), (597, 12213), (621, 11741), (1357, 5373), (1593, 4577), (1791, 4071)]