2970513

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 60

約数和(自身を含む): 5668608

約数和(自身を除く): 2698095

約数列:

[1, 3, 7, 9, 13, 21, 27, 31, 39, 63, 81, 91, 93, 117, 169, 189, 217, 273, 279, 351, 403, 507, 567, 651, 819, 837, 1053, 1183, 1209, 1521, 1953, 2457, 2511, 2821, 3549, 3627, 4563, 5239, 5859, 7371, 8463, 10647, 10881, 13689, 15717, 17577, 25389, 31941, 32643, 36673, 47151, 76167, 95823, 110019, 141453, 228501, 330057, 424359, 990171, 2970513]

約数ペア:

[(1, 2970513), (3, 990171), (7, 424359), (9, 330057), (13, 228501), (21, 141453), (27, 110019), (31, 95823), (39, 76167), (63, 47151), (81, 36673), (91, 32643), (93, 31941), (117, 25389), (169, 17577), (189, 15717), (217, 13689), (273, 10881), (279, 10647), (351, 8463), (403, 7371), (507, 5859), (567, 5239), (651, 4563), (819, 3627), (837, 3549), (1053, 2821), (1183, 2511), (1209, 2457), (1521, 1953)]