31331205

素因数分解:

$3^5\times 5^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 57081024

約数和(自身を除く): 25749819

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 107, 135, 241, 243, 321, 405, 535, 723, 963, 1205, 1215, 1605, 2169, 2889, 3615, 4815, 6507, 8667, 10845, 14445, 19521, 25787, 26001, 32535, 43335, 58563, 77361, 97605, 128935, 130005, 232083, 292815, 386805, 696249, 1160415, 2088747, 3481245, 6266241, 10443735, 31331205]

約数ペア:

[(1, 31331205), (3, 10443735), (5, 6266241), (9, 3481245), (15, 2088747), (27, 1160415), (45, 696249), (81, 386805), (107, 292815), (135, 232083), (241, 130005), (243, 128935), (321, 97605), (405, 77361), (535, 58563), (723, 43335), (963, 32535), (1205, 26001), (1215, 25787), (1605, 19521), (2169, 14445), (2889, 10845), (3615, 8667), (4815, 6507)]