220135551

素因数分解:

$3^1\times {\mathrm{139}}^1\times {\mathrm{643}}^1\times {\mathrm{821}}^1$

素因数の和:1606

約数の個数: 16

約数和(自身を含む): 296446080

約数和(自身を除く): 76310529

約数列:

[1, 3, 139, 417, 643, 821, 1929, 2463, 89377, 114119, 268131, 342357, 527903, 1583709, 73378517, 220135551]

約数ペア:

[(1, 220135551), (3, 73378517), (139, 1583709), (417, 527903), (643, 342357), (821, 268131), (1929, 114119), (2463, 89377)]