51881951

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 63866880

約数和(自身を除く): 11984929

約数列:

[1, 11, 19, 23, 43, 209, 251, 253, 437, 473, 817, 989, 2761, 4769, 4807, 5773, 8987, 10793, 10879, 18791, 52459, 63503, 109687, 118723, 205067, 206701, 248239, 1206557, 2255737, 2730629, 4716541, 51881951]

約数ペア:

[(1, 51881951), (11, 4716541), (19, 2730629), (23, 2255737), (43, 1206557), (209, 248239), (251, 206701), (253, 205067), (437, 118723), (473, 109687), (817, 63503), (989, 52459), (2761, 18791), (4769, 10879), (4807, 10793), (5773, 8987)]