51711121

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:709

約数の個数: 24

約数和(自身を含む): 66090816

約数和(自身を除く): 14379695

約数列:

[1, 7, 11, 49, 77, 197, 487, 539, 1379, 2167, 3409, 5357, 9653, 15169, 23863, 37499, 95939, 106183, 262493, 671573, 1055329, 4701011, 7387303, 51711121]

約数ペア:

[(1, 51711121), (7, 7387303), (11, 4701011), (49, 1055329), (77, 671573), (197, 262493), (487, 106183), (539, 95939), (1379, 37499), (2167, 23863), (3409, 15169), (5357, 9653)]