2644131

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 4290048

約数和(自身を除く): 1645917

約数列:

[1, 3, 7, 21, 37, 41, 83, 111, 123, 249, 259, 287, 581, 777, 861, 1517, 1743, 3071, 3403, 4551, 9213, 10209, 10619, 21497, 23821, 31857, 64491, 71463, 125911, 377733, 881377, 2644131]

約数ペア:

[(1, 2644131), (3, 881377), (7, 377733), (21, 125911), (37, 71463), (41, 64491), (83, 31857), (111, 23821), (123, 21497), (249, 10619), (259, 10209), (287, 9213), (581, 4551), (777, 3403), (861, 3071), (1517, 1743)]