8780499

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 48

約数和(自身を含む): 15934464

約数和(自身を除く): 7153965

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 71, 91, 117, 151, 213, 273, 453, 497, 639, 819, 923, 1057, 1359, 1491, 1963, 2769, 3171, 4473, 5889, 6461, 8307, 9513, 10721, 13741, 17667, 19383, 32163, 41223, 58149, 75047, 96489, 123669, 139373, 225141, 418119, 675423, 975611, 1254357, 2926833, 8780499]

約数ペア:

[(1, 8780499), (3, 2926833), (7, 1254357), (9, 975611), (13, 675423), (21, 418119), (39, 225141), (63, 139373), (71, 123669), (91, 96489), (117, 75047), (151, 58149), (213, 41223), (273, 32163), (453, 19383), (497, 17667), (639, 13741), (819, 10721), (923, 9513), (1057, 8307), (1359, 6461), (1491, 5889), (1963, 4473), (2769, 3171)]