538041309

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{653}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 796059264

約数和(自身を除く): 258017955

約数列:

[1, 3, 13, 37, 39, 111, 481, 571, 653, 1443, 1713, 1959, 7423, 8489, 21127, 22269, 24161, 25467, 63381, 72483, 274651, 314093, 372863, 823953, 942279, 1118589, 4847219, 13795931, 14541657, 41387793, 179347103, 538041309]

約数ペア:

[(1, 538041309), (3, 179347103), (13, 41387793), (37, 14541657), (39, 13795931), (111, 4847219), (481, 1118589), (571, 942279), (653, 823953), (1443, 372863), (1713, 314093), (1959, 274651), (7423, 72483), (8489, 63381), (21127, 25467), (22269, 24161)]