919908879

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{1303}}^1$

素因数の和:1559

約数の個数: 32

約数和(自身を含む): 1321943040

約数和(自身を除く): 402034161

約数列:

[1, 3, 17, 51, 109, 127, 327, 381, 1303, 1853, 2159, 3909, 5559, 6477, 13843, 22151, 41529, 66453, 142027, 165481, 235331, 426081, 496443, 705993, 2414459, 2813177, 7243377, 8439531, 18037429, 54112287, 306636293, 919908879]

約数ペア:

[(1, 919908879), (3, 306636293), (17, 54112287), (51, 18037429), (109, 8439531), (127, 7243377), (327, 2813177), (381, 2414459), (1303, 705993), (1853, 496443), (2159, 426081), (3909, 235331), (5559, 165481), (6477, 142027), (13843, 66453), (22151, 41529)]