217307583

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1747}}^1$

素因数の和:2044

約数の個数: 32

約数和(自身を含む): 342328320

約数和(自身を除く): 125020737

約数列:

[1, 3, 9, 17, 27, 51, 153, 271, 459, 813, 1747, 2439, 4607, 5241, 7317, 13821, 15723, 29699, 41463, 47169, 89097, 124389, 267291, 473437, 801873, 1420311, 4260933, 8048429, 12782799, 24145287, 72435861, 217307583]

約数ペア:

[(1, 217307583), (3, 72435861), (9, 24145287), (17, 12782799), (27, 8048429), (51, 4260933), (153, 1420311), (271, 801873), (459, 473437), (813, 267291), (1747, 124389), (2439, 89097), (4607, 47169), (5241, 41463), (7317, 29699), (13821, 15723)]