47534221

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1999}}^1$

素因数の和:2128

約数の個数: 16

約数和(自身を含む): 56320000

約数和(自身を除く): 8785779

約数列:

[1, 7, 43, 79, 301, 553, 1999, 3397, 13993, 23779, 85957, 157921, 601699, 1105447, 6790603, 47534221]

約数ペア:

[(1, 47534221), (7, 6790603), (43, 1105447), (79, 601699), (301, 157921), (553, 85957), (1999, 23779), (3397, 13993)]