56639715

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1499}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 99360000

約数和(自身を除く): 42720285

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 229, 687, 1145, 1499, 2519, 3435, 4497, 7495, 7557, 12595, 16489, 22485, 37785, 49467, 82445, 247335, 343271, 1029813, 1716355, 3775981, 5149065, 11327943, 18879905, 56639715]

約数ペア:

[(1, 56639715), (3, 18879905), (5, 11327943), (11, 5149065), (15, 3775981), (33, 1716355), (55, 1029813), (165, 343271), (229, 247335), (687, 82445), (1145, 49467), (1499, 37785), (2519, 22485), (3435, 16489), (4497, 12595), (7495, 7557)]