290760314

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1\times {\mathrm{499}}^1$

素因数の和:894

約数の個数: 32

約数和(自身を含む): 478632000

約数和(自身を除く): 187871686

約数列:

[1, 2, 13, 26, 73, 146, 307, 499, 614, 949, 998, 1898, 3991, 6487, 7982, 12974, 22411, 36427, 44822, 72854, 153193, 291343, 306386, 473551, 582686, 947102, 1991509, 3983018, 11183089, 22366178, 145380157, 290760314]

約数ペア:

[(1, 290760314), (2, 145380157), (13, 22366178), (26, 11183089), (73, 3983018), (146, 1991509), (307, 947102), (499, 582686), (614, 473551), (949, 306386), (998, 291343), (1898, 153193), (3991, 72854), (6487, 44822), (7982, 36427), (12974, 22411)]