77995881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^2\times {\mathrm{137}}^1$

素因数の和:282

約数の個数: 36

約数和(自身を含む): 122160636

約数和(自身を除く): 44164755

約数列:

[1, 3, 9, 17, 51, 61, 137, 153, 183, 411, 549, 1037, 1233, 2329, 3111, 3721, 6987, 8357, 9333, 11163, 20961, 25071, 33489, 63257, 75213, 142069, 189771, 426207, 509777, 569313, 1278621, 1529331, 4587993, 8666209, 25998627, 77995881]

約数ペア:

[(1, 77995881), (3, 25998627), (9, 8666209), (17, 4587993), (51, 1529331), (61, 1278621), (137, 569313), (153, 509777), (183, 426207), (411, 189771), (549, 142069), (1037, 75213), (1233, 63257), (2329, 33489), (3111, 25071), (3721, 20961), (6987, 11163), (8357, 9333)]