2563670781

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{26407}}^1$

素因数の和:26510

約数の個数: 48

約数和(自身を含む): 4482177024

約数和(自身を除く): 1918506243

約数列:

[1, 3, 7, 9, 21, 23, 63, 67, 69, 161, 201, 207, 469, 483, 603, 1407, 1449, 1541, 4221, 4623, 10787, 13869, 26407, 32361, 79221, 97083, 184849, 237663, 554547, 607361, 1663641, 1769269, 1822083, 4251527, 5307807, 5466249, 12384883, 12754581, 15923421, 37154649, 38263743, 40693187, 111463947, 122079561, 284852309, 366238683, 854556927, 2563670781]

約数ペア:

[(1, 2563670781), (3, 854556927), (7, 366238683), (9, 284852309), (21, 122079561), (23, 111463947), (63, 40693187), (67, 38263743), (69, 37154649), (161, 15923421), (201, 12754581), (207, 12384883), (469, 5466249), (483, 5307807), (603, 4251527), (1407, 1822083), (1449, 1769269), (1541, 1663641), (4221, 607361), (4623, 554547), (10787, 237663), (13869, 184849), (26407, 97083), (32361, 79221)]