220154847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{180307}}^1$

素因数の和:180358

約数の個数: 16

約数和(自身を含む): 328881792

約数和(自身を除く): 108726945

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 180307, 540921, 1983377, 5950131, 6671359, 20014077, 73384949, 220154847]

約数ペア:

[(1, 220154847), (3, 73384949), (11, 20014077), (33, 6671359), (37, 5950131), (111, 1983377), (407, 540921), (1221, 180307)]