9971026

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 16934400

約数和(自身を除く): 6963374

約数列:

[1, 2, 13, 26, 31, 62, 89, 139, 178, 278, 403, 806, 1157, 1807, 2314, 2759, 3614, 4309, 5518, 8618, 12371, 24742, 35867, 56017, 71734, 112034, 160823, 321646, 383501, 767002, 4985513, 9971026]

約数ペア:

[(1, 9971026), (2, 4985513), (13, 767002), (26, 383501), (31, 321646), (62, 160823), (89, 112034), (139, 71734), (178, 56017), (278, 35867), (403, 24742), (806, 12371), (1157, 8618), (1807, 5518), (2314, 4309), (2759, 3614)]