201997315

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{182803}}^1$

素因数の和:182838

約数の個数: 16

約数和(自身を含む): 276399648

約数和(自身を除く): 74402333

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 182803, 914015, 2376439, 3107651, 11882195, 15538255, 40399463, 201997315]

約数ペア:

[(1, 201997315), (5, 40399463), (13, 15538255), (17, 11882195), (65, 3107651), (85, 2376439), (221, 914015), (1105, 182803)]