661925043

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{11617}}^1$

素因数の和:12123

約数の個数: 24

約数和(自身を含む): 1031864288

約数和(自身を除く): 369939245

約数列:

[1, 3, 9, 13, 39, 117, 487, 1461, 4383, 6331, 11617, 18993, 34851, 56979, 104553, 151021, 453063, 1359189, 5657479, 16972437, 50917311, 73547227, 220641681, 661925043]

約数ペア:

[(1, 661925043), (3, 220641681), (9, 73547227), (13, 50917311), (39, 16972437), (117, 5657479), (487, 1359189), (1461, 453063), (4383, 151021), (6331, 104553), (11617, 56979), (18993, 34851)]