214911885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{2003}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 360142848

約数和(自身を除く): 145230963

約数列:

[1, 3, 5, 15, 23, 69, 115, 311, 345, 933, 1555, 2003, 4665, 6009, 7153, 10015, 21459, 30045, 35765, 46069, 107295, 138207, 230345, 622933, 691035, 1868799, 3114665, 9343995, 14327459, 42982377, 71637295, 214911885]

約数ペア:

[(1, 214911885), (3, 71637295), (5, 42982377), (15, 14327459), (23, 9343995), (69, 3114665), (115, 1868799), (311, 691035), (345, 622933), (933, 230345), (1555, 138207), (2003, 107295), (4665, 46069), (6009, 35765), (7153, 30045), (10015, 21459)]