220771979

素因数分解:

${\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 16

約数和(自身を含む): 237299040

約数和(自身を除く): 16527061

約数列:

[1, 17, 109, 283, 421, 1853, 4811, 7157, 30847, 45889, 119143, 524399, 780113, 2025431, 12986587, 220771979]

約数ペア:

[(1, 220771979), (17, 12986587), (109, 2025431), (283, 780113), (421, 524399), (1853, 119143), (4811, 45889), (7157, 30847)]