218363691

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47051}}^1$

素因数の和:47091

約数の個数: 32

約数和(自身を含む): 379427328

約数和(自身を除く): 161063637

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 47051, 141153, 329357, 611663, 799867, 988071, 1834989, 2399601, 4281641, 5599069, 10398271, 12844923, 16797207, 31194813, 72787897, 218363691]

約数ペア:

[(1, 218363691), (3, 72787897), (7, 31194813), (13, 16797207), (17, 12844923), (21, 10398271), (39, 5599069), (51, 4281641), (91, 2399601), (119, 1834989), (221, 988071), (273, 799867), (357, 611663), (663, 329357), (1547, 141153), (4641, 47051)]