127767981

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{479}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 190771200

約数和(自身を除く): 63003219

約数列:

[1, 3, 11, 33, 59, 137, 177, 411, 479, 649, 1437, 1507, 1947, 4521, 5269, 8083, 15807, 24249, 28261, 65623, 84783, 88913, 196869, 266739, 310871, 721853, 932613, 2165559, 3871757, 11615271, 42589327, 127767981]

約数ペア:

[(1, 127767981), (3, 42589327), (11, 11615271), (33, 3871757), (59, 2165559), (137, 932613), (177, 721853), (411, 310871), (479, 266739), (649, 196869), (1437, 88913), (1507, 84783), (1947, 65623), (4521, 28261), (5269, 24249), (8083, 15807)]