9181809

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 17364480

約数和(自身を除く): 8182671

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 91, 101, 111, 117, 189, 259, 273, 303, 333, 351, 481, 707, 777, 819, 909, 999, 1313, 1443, 2121, 2331, 2457, 2727, 3367, 3737, 3939, 4329, 6363, 6993, 9191, 10101, 11211, 11817, 12987, 19089, 26159, 27573, 30303, 33633, 35451, 48581, 78477, 82719, 90909, 100899, 145743, 235431, 248157, 340067, 437229, 706293, 1020201, 1311687, 3060603, 9181809]

約数ペア:

[(1, 9181809), (3, 3060603), (7, 1311687), (9, 1020201), (13, 706293), (21, 437229), (27, 340067), (37, 248157), (39, 235431), (63, 145743), (91, 100899), (101, 90909), (111, 82719), (117, 78477), (189, 48581), (259, 35451), (273, 33633), (303, 30303), (333, 27573), (351, 26159), (481, 19089), (707, 12987), (777, 11817), (819, 11211), (909, 10101), (999, 9191), (1313, 6993), (1443, 6363), (2121, 4329), (2331, 3939), (2457, 3737), (2727, 3367)]