76778145

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{809}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 147744000

約数和(自身を除く): 70965855

約数列:

[1, 3, 5, 9, 15, 19, 27, 37, 45, 57, 95, 111, 135, 171, 185, 285, 333, 513, 555, 703, 809, 855, 999, 1665, 2109, 2427, 2565, 3515, 4045, 4995, 6327, 7281, 10545, 12135, 15371, 18981, 21843, 29933, 31635, 36405, 46113, 76855, 89799, 94905, 109215, 138339, 149665, 230565, 269397, 415017, 448995, 568727, 691695, 808191, 1346985, 1706181, 2075085, 2843635, 4040955, 5118543, 8530905, 15355629, 25592715, 76778145]

約数ペア:

[(1, 76778145), (3, 25592715), (5, 15355629), (9, 8530905), (15, 5118543), (19, 4040955), (27, 2843635), (37, 2075085), (45, 1706181), (57, 1346985), (95, 808191), (111, 691695), (135, 568727), (171, 448995), (185, 415017), (285, 269397), (333, 230565), (513, 149665), (555, 138339), (703, 109215), (809, 94905), (855, 89799), (999, 76855), (1665, 46113), (2109, 36405), (2427, 31635), (2565, 29933), (3515, 21843), (4045, 18981), (4995, 15371), (6327, 12135), (7281, 10545)]