20161494495

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{101159}}^1$

素因数の和:101316

約数の個数: 48

約数和(自身を含む): 36106836480

約数和(自身を除く): 15945341985

約数列:

[1, 3, 5, 9, 15, 43, 45, 103, 129, 215, 309, 387, 515, 645, 927, 1545, 1935, 4429, 4635, 13287, 22145, 39861, 66435, 101159, 199305, 303477, 505795, 910431, 1517385, 4349837, 4552155, 10419377, 13049511, 21749185, 31258131, 39148533, 52096885, 65247555, 93774393, 156290655, 195742665, 448033211, 468871965, 1344099633, 2240166055, 4032298899, 6720498165, 20161494495]

約数ペア:

[(1, 20161494495), (3, 6720498165), (5, 4032298899), (9, 2240166055), (15, 1344099633), (43, 468871965), (45, 448033211), (103, 195742665), (129, 156290655), (215, 93774393), (309, 65247555), (387, 52096885), (515, 39148533), (645, 31258131), (927, 21749185), (1545, 13049511), (1935, 10419377), (4429, 4552155), (4635, 4349837), (13287, 1517385), (22145, 910431), (39861, 505795), (66435, 303477), (101159, 199305)]