217406952

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{431363}}^1$

素因数の和:431382

約数の個数: 48

約数和(自身を含む): 672927840

約数和(自身を除く): 455520888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 431363, 862726, 1294089, 1725452, 2588178, 3019541, 3450904, 3882267, 5176356, 6039082, 7764534, 9058623, 10352712, 12078164, 15529068, 18117246, 24156328, 27175869, 31058136, 36234492, 54351738, 72468984, 108703476, 217406952]

約数ペア:

[(1, 217406952), (2, 108703476), (3, 72468984), (4, 54351738), (6, 36234492), (7, 31058136), (8, 27175869), (9, 24156328), (12, 18117246), (14, 15529068), (18, 12078164), (21, 10352712), (24, 9058623), (28, 7764534), (36, 6039082), (42, 5176356), (56, 3882267), (63, 3450904), (72, 3019541), (84, 2588178), (126, 1725452), (168, 1294089), (252, 862726), (504, 431363)]