217353528

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{431257}}^1$

素因数の和:431276

約数の個数: 48

約数和(自身を含む): 672762480

約数和(自身を除く): 455408952

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, 431257, 862514, 1293771, 1725028, 2587542, 3018799, 3450056, 3881313, 5175084, 6037598, 7762626, 9056397, 10350168, 12075196, 15525252, 18112794, 24150392, 27169191, 31050504, 36225588, 54338382, 72451176, 108676764, 217353528]

約数ペア:

[(1, 217353528), (2, 108676764), (3, 72451176), (4, 54338382), (6, 36225588), (7, 31050504), (8, 27169191), (9, 24150392), (12, 18112794), (14, 15525252), (18, 12075196), (21, 10350168), (24, 9056397), (28, 7762626), (36, 6037598), (42, 5175084), (56, 3881313), (63, 3450056), (72, 3018799), (84, 2587542), (126, 1725028), (168, 1293771), (252, 862514), (504, 431257)]