55177311

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{138289}}^1$

素因数の和:138318

約数の個数: 16

約数和(自身を含む): 88505600

約数和(自身を除く): 33328289

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 138289, 414867, 968023, 2627491, 2904069, 7882473, 18392437, 55177311]

約数ペア:

[(1, 55177311), (3, 18392437), (7, 7882473), (19, 2904069), (21, 2627491), (57, 968023), (133, 414867), (399, 138289)]