25319655

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{137}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 46599840

約数和(自身を除く): 21280185

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 137, 185, 333, 411, 555, 685, 999, 1233, 1369, 1665, 2055, 3699, 4107, 4995, 5069, 6165, 6845, 12321, 15207, 18495, 20535, 25345, 36963, 45621, 61605, 76035, 136863, 184815, 187553, 228105, 562659, 684315, 937765, 1687977, 2813295, 5063931, 8439885, 25319655]

約数ペア:

[(1, 25319655), (3, 8439885), (5, 5063931), (9, 2813295), (15, 1687977), (27, 937765), (37, 684315), (45, 562659), (111, 228105), (135, 187553), (137, 184815), (185, 136863), (333, 76035), (411, 61605), (555, 45621), (685, 36963), (999, 25345), (1233, 20535), (1369, 18495), (1665, 15207), (2055, 12321), (3699, 6845), (4107, 6165), (4995, 5069)]