19771401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{4651}}^1$

素因数の和:4776

約数の個数: 16

約数和(自身を含む): 28656320

約数和(自身を除く): 8884919

約数列:

[1, 3, 13, 39, 109, 327, 1417, 4251, 4651, 13953, 60463, 181389, 506959, 1520877, 6590467, 19771401]

約数ペア:

[(1, 19771401), (3, 6590467), (13, 1520877), (39, 506959), (109, 181389), (327, 60463), (1417, 13953), (4251, 4651)]