260498161

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21013}}^1$

素因数の和:21061

約数の個数: 24

約数和(自身を含む): 344965824

約数和(自身を除く): 84467663

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 12397, 21013, 147091, 231143, 483299, 1029637, 1618001, 3383093, 5316289, 11326007, 23681651, 37214023, 260498161]

約数ペア:

[(1, 260498161), (7, 37214023), (11, 23681651), (23, 11326007), (49, 5316289), (77, 3383093), (161, 1618001), (253, 1029637), (539, 483299), (1127, 231143), (1771, 147091), (12397, 21013)]