4278142

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1399}}^1$

素因数の和:1551

約数の個数: 16

約数和(自身を含む): 7056000

約数和(自身を除く): 2777858

約数列:

[1, 2, 11, 22, 139, 278, 1399, 1529, 2798, 3058, 15389, 30778, 194461, 388922, 2139071, 4278142]

約数ペア:

[(1, 4278142), (2, 2139071), (11, 388922), (22, 194461), (139, 30778), (278, 15389), (1399, 3058), (1529, 2798)]