20170405689

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2311}}^1\times {\mathrm{5261}}^1$

素因数の和:7661

約数の個数: 32

約数和(自身を含む): 31144304640

約数和(自身を除く): 10973898951

約数列:

[1, 3, 7, 21, 79, 237, 553, 1659, 2311, 5261, 6933, 15783, 16177, 36827, 48531, 110481, 182569, 415619, 547707, 1246857, 1277983, 2909333, 3833949, 8727999, 12158171, 36474513, 85107197, 255321591, 960495509, 2881486527, 6723468563, 20170405689]

約数ペア:

[(1, 20170405689), (3, 6723468563), (7, 2881486527), (21, 960495509), (79, 255321591), (237, 85107197), (553, 36474513), (1659, 12158171), (2311, 8727999), (5261, 3833949), (6933, 2909333), (15783, 1277983), (16177, 1246857), (36827, 547707), (48531, 415619), (110481, 182569)]