16804947355

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1227983}}^1$

素因数の和:1228035

約数の個数: 32

約数和(自身を含む): 25463476224

約数和(自身を除く): 8658528869

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 391, 595, 805, 1955, 2737, 13685, 1227983, 6139915, 8595881, 20875711, 28243609, 42979405, 104378555, 141218045, 146129977, 197705263, 480141353, 730649885, 988526315, 2400706765, 3360989471, 16804947355]

約数ペア:

[(1, 16804947355), (5, 3360989471), (7, 2400706765), (17, 988526315), (23, 730649885), (35, 480141353), (85, 197705263), (115, 146129977), (119, 141218045), (161, 104378555), (391, 42979405), (595, 28243609), (805, 20875711), (1955, 8595881), (2737, 6139915), (13685, 1227983)]