55892781

素因数分解:

$3^3\times 7^2\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:615

約数の個数: 48

約数和(自身を含む): 97675200

約数和(自身を除く): 41782419

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 83, 147, 189, 249, 441, 509, 581, 747, 1323, 1527, 1743, 2241, 3563, 4067, 4581, 5229, 10689, 12201, 13743, 15687, 24941, 32067, 36603, 42247, 74823, 96201, 109809, 126741, 224469, 295729, 380223, 673407, 887187, 1140669, 2070103, 2661561, 6210309, 7984683, 18630927, 55892781]

約数ペア:

[(1, 55892781), (3, 18630927), (7, 7984683), (9, 6210309), (21, 2661561), (27, 2070103), (49, 1140669), (63, 887187), (83, 673407), (147, 380223), (189, 295729), (249, 224469), (441, 126741), (509, 109809), (581, 96201), (747, 74823), (1323, 42247), (1527, 36603), (1743, 32067), (2241, 24941), (3563, 15687), (4067, 13743), (4581, 12201), (5229, 10689)]