498977297

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2203}}^1$

素因数の和:2373

約数の個数: 32

約数和(自身を含む): 651678720

約数和(自身を除く): 152701423

約数列:

[1, 7, 13, 19, 91, 131, 133, 247, 917, 1703, 1729, 2203, 2489, 11921, 15421, 17423, 28639, 32357, 41857, 200473, 226499, 288593, 292999, 544141, 2020151, 3751709, 3808987, 5483267, 26261963, 38382869, 71282471, 498977297]

約数ペア:

[(1, 498977297), (7, 71282471), (13, 38382869), (19, 26261963), (91, 5483267), (131, 3808987), (133, 3751709), (247, 2020151), (917, 544141), (1703, 292999), (1729, 288593), (2203, 226499), (2489, 200473), (11921, 41857), (15421, 32357), (17423, 28639)]