390097917

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{57107}}^1$

素因数の和:57150

約数の個数: 32

約数和(自身を含む): 657884160

約数和(自身を除く): 267786243

約数列:

[1, 3, 9, 11, 23, 27, 33, 69, 99, 207, 253, 297, 621, 759, 2277, 6831, 57107, 171321, 513963, 628177, 1313461, 1541889, 1884531, 3940383, 5653593, 11821149, 14448071, 16960779, 35463447, 43344213, 130032639, 390097917]

約数ペア:

[(1, 390097917), (3, 130032639), (9, 43344213), (11, 35463447), (23, 16960779), (27, 14448071), (33, 11821149), (69, 5653593), (99, 3940383), (207, 1884531), (253, 1541889), (297, 1313461), (621, 628177), (759, 513963), (2277, 171321), (6831, 57107)]