205120839

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{3301}}^1$

素因数の和:3591

約数の個数: 32

約数和(自身を含む): 342351360

約数和(自身を除く): 137230521

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 269, 807, 1883, 2959, 3301, 5649, 8877, 9903, 20713, 23107, 36311, 62139, 69321, 108933, 254177, 762531, 887969, 2663907, 6215783, 9767659, 18647349, 29302977, 68373613, 205120839]

約数ペア:

[(1, 205120839), (3, 68373613), (7, 29302977), (11, 18647349), (21, 9767659), (33, 6215783), (77, 2663907), (231, 887969), (269, 762531), (807, 254177), (1883, 108933), (2959, 69321), (3301, 62139), (5649, 36311), (8877, 23107), (9903, 20713)]