749319445

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2\times {\mathrm{137}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 1083792384

約数和(自身を除く): 334472939

約数列:

[1, 5, 7, 31, 35, 71, 137, 155, 217, 355, 497, 685, 959, 1085, 2201, 2485, 4247, 4795, 5041, 9727, 11005, 15407, 21235, 25205, 29729, 35287, 48635, 68089, 77035, 148645, 156271, 176435, 301537, 340445, 690617, 781355, 1093897, 1507685, 2110759, 3453085, 4834319, 5469485, 10553795, 21409127, 24171595, 107045635, 149863889, 749319445]

約数ペア:

[(1, 749319445), (5, 149863889), (7, 107045635), (31, 24171595), (35, 21409127), (71, 10553795), (137, 5469485), (155, 4834319), (217, 3453085), (355, 2110759), (497, 1507685), (685, 1093897), (959, 781355), (1085, 690617), (2201, 340445), (2485, 301537), (4247, 176435), (4795, 156271), (5041, 148645), (9727, 77035), (11005, 68089), (15407, 48635), (21235, 35287), (25205, 29729)]