71440996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{11681}}^1$

素因数の和:11835

約数の個数: 24

約数和(自身を含む): 137380320

約数和(自身を除く): 65939324

約数列:

[1, 2, 4, 11, 22, 44, 139, 278, 556, 1529, 3058, 6116, 11681, 23362, 46724, 128491, 256982, 513964, 1623659, 3247318, 6494636, 17860249, 35720498, 71440996]

約数ペア:

[(1, 71440996), (2, 35720498), (4, 17860249), (11, 6494636), (22, 3247318), (44, 1623659), (139, 513964), (278, 256982), (556, 128491), (1529, 46724), (3058, 23362), (6116, 11681)]