81123588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24763}}^1$

素因数の和:24793

約数の個数: 72

約数和(自身を含む): 252394688

約数和(自身を除く): 171271100

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 24763, 49526, 74289, 99052, 148578, 173341, 222867, 297156, 321919, 346682, 445734, 520023, 643838, 693364, 891468, 965757, 1040046, 1287676, 1560069, 1931514, 2080092, 2253433, 2897271, 3120138, 3863028, 4506866, 5794542, 6240276, 6760299, 9013732, 11589084, 13520598, 20280897, 27041196, 40561794, 81123588]

約数ペア:

[(1, 81123588), (2, 40561794), (3, 27041196), (4, 20280897), (6, 13520598), (7, 11589084), (9, 9013732), (12, 6760299), (13, 6240276), (14, 5794542), (18, 4506866), (21, 3863028), (26, 3120138), (28, 2897271), (36, 2253433), (39, 2080092), (42, 1931514), (52, 1560069), (63, 1287676), (78, 1040046), (84, 965757), (91, 891468), (117, 693364), (126, 643838), (156, 520023), (182, 445734), (234, 346682), (252, 321919), (273, 297156), (364, 222867), (468, 173341), (546, 148578), (819, 99052), (1092, 74289), (1638, 49526), (3276, 24763)]