1780493673

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{7349}}^1$

素因数の和:7581

約数の個数: 32

約数和(自身を含む): 2765952000

約数和(自身を除く): 985458327

約数列:

[1, 3, 7, 21, 83, 139, 249, 417, 581, 973, 1743, 2919, 7349, 11537, 22047, 34611, 51443, 80759, 154329, 242277, 609967, 1021511, 1829901, 3064533, 4269769, 7150577, 12809307, 21451731, 84785413, 254356239, 593497891, 1780493673]

約数ペア:

[(1, 1780493673), (3, 593497891), (7, 254356239), (21, 84785413), (83, 21451731), (139, 12809307), (249, 7150577), (417, 4269769), (581, 3064533), (973, 1829901), (1743, 1021511), (2919, 609967), (7349, 242277), (11537, 154329), (22047, 80759), (34611, 51443)]