193988817

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 326860800

約数和(自身を除く): 132871983

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 127, 139, 297, 333, 381, 407, 417, 999, 1143, 1221, 1251, 1397, 1529, 3429, 3663, 3753, 4191, 4587, 4699, 5143, 10989, 12573, 13761, 14097, 15429, 17653, 37719, 41283, 42291, 46287, 51689, 52959, 56573, 126873, 138861, 155067, 158877, 169719, 194183, 465201, 476631, 509157, 582549, 653161, 1395603, 1527471, 1747647, 1959483, 5242941, 5878449, 7184771, 17635347, 21554313, 64662939, 193988817]

約数ペア:

[(1, 193988817), (3, 64662939), (9, 21554313), (11, 17635347), (27, 7184771), (33, 5878449), (37, 5242941), (99, 1959483), (111, 1747647), (127, 1527471), (139, 1395603), (297, 653161), (333, 582549), (381, 509157), (407, 476631), (417, 465201), (999, 194183), (1143, 169719), (1221, 158877), (1251, 155067), (1397, 138861), (1529, 126873), (3429, 56573), (3663, 52959), (3753, 51689), (4191, 46287), (4587, 42291), (4699, 41283), (5143, 37719), (10989, 17653), (12573, 15429), (13761, 14097)]