2221470097

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{20021}}^1$

素因数の和:20181

約数の個数: 24

約数和(自身を含む): 2812049856

約数和(自身を除く): 590579759

約数列:

[1, 7, 11, 77, 121, 131, 847, 917, 1441, 10087, 15851, 20021, 110957, 140147, 220231, 1541617, 2422541, 2622751, 16957787, 18359257, 28850261, 201951827, 317352871, 2221470097]

約数ペア:

[(1, 2221470097), (7, 317352871), (11, 201951827), (77, 28850261), (121, 18359257), (131, 16957787), (847, 2622751), (917, 2422541), (1441, 1541617), (10087, 220231), (15851, 140147), (20021, 110957)]