2216995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:422

約数の個数: 16

約数和(自身を含む): 2931552

約数和(自身を除く): 714557

約数列:

[1, 5, 11, 55, 173, 233, 865, 1165, 1903, 2563, 9515, 12815, 40309, 201545, 443399, 2216995]

約数ペア:

[(1, 2216995), (5, 443399), (11, 201545), (55, 40309), (173, 12815), (233, 9515), (865, 2563), (1165, 1903)]