2147931

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1308069

約数列:

[1, 3, 9, 19, 27, 53, 57, 79, 159, 171, 237, 477, 513, 711, 1007, 1431, 1501, 2133, 3021, 4187, 4503, 9063, 12561, 13509, 27189, 37683, 40527, 79553, 113049, 238659, 715977, 2147931]

約数ペア:

[(1, 2147931), (3, 715977), (9, 238659), (19, 113049), (27, 79553), (53, 40527), (57, 37683), (79, 27189), (159, 13509), (171, 12561), (237, 9063), (477, 4503), (513, 4187), (711, 3021), (1007, 2133), (1431, 1501)]