63888356

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{4591}}^1$

素因数の和:4680

約数の個数: 36

約数和(自身を含む): 131918976

約数和(自身を除く): 68030620

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 4591, 6958, 9182, 13916, 18364, 32137, 64274, 128548, 224959, 325961, 449918, 651922, 899836, 1303844, 2281727, 4563454, 9126908, 15972089, 31944178, 63888356]

約数ペア:

[(1, 63888356), (2, 31944178), (4, 15972089), (7, 9126908), (14, 4563454), (28, 2281727), (49, 1303844), (71, 899836), (98, 651922), (142, 449918), (196, 325961), (284, 224959), (497, 128548), (994, 64274), (1988, 32137), (3479, 18364), (4591, 13916), (6958, 9182)]