209400534

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{20023}}^1$

素因数の和:20121

約数の個数: 48

約数和(自身を含む): 524788992

約数和(自身を除く): 315388458

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 83, 126, 166, 249, 498, 581, 747, 1162, 1494, 1743, 3486, 5229, 10458, 20023, 40046, 60069, 120138, 140161, 180207, 280322, 360414, 420483, 840966, 1261449, 1661909, 2522898, 3323818, 4985727, 9971454, 11633363, 14957181, 23266726, 29914362, 34900089, 69800178, 104700267, 209400534]

約数ペア:

[(1, 209400534), (2, 104700267), (3, 69800178), (6, 34900089), (7, 29914362), (9, 23266726), (14, 14957181), (18, 11633363), (21, 9971454), (42, 4985727), (63, 3323818), (83, 2522898), (126, 1661909), (166, 1261449), (249, 840966), (498, 420483), (581, 360414), (747, 280322), (1162, 180207), (1494, 140161), (1743, 120138), (3486, 60069), (5229, 40046), (10458, 20023)]