1392978279

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{1097}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 2428600320

約数和(自身を除く): 1035622041

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 239, 253, 483, 717, 759, 1097, 1673, 1771, 2629, 3291, 5019, 5313, 5497, 7679, 7887, 12067, 16491, 18403, 23037, 25231, 36201, 38479, 55209, 60467, 75693, 84469, 115437, 176617, 181401, 253407, 262183, 277541, 423269, 529851, 786549, 832623, 1269807, 1835281, 1942787, 2884013, 5505843, 5828361, 6030209, 8652039, 18090627, 20188091, 42211463, 60564273, 66332299, 126634389, 198996897, 464326093, 1392978279]

約数ペア:

[(1, 1392978279), (3, 464326093), (7, 198996897), (11, 126634389), (21, 66332299), (23, 60564273), (33, 42211463), (69, 20188091), (77, 18090627), (161, 8652039), (231, 6030209), (239, 5828361), (253, 5505843), (483, 2884013), (717, 1942787), (759, 1835281), (1097, 1269807), (1673, 832623), (1771, 786549), (2629, 529851), (3291, 423269), (5019, 277541), (5313, 262183), (5497, 253407), (7679, 181401), (7887, 176617), (12067, 115437), (16491, 84469), (18403, 75693), (23037, 60467), (25231, 55209), (36201, 38479)]