77881154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{27481}}^1$

素因数の和:27605

約数の個数: 16

約数和(自身を含む): 126966840

約数和(自身を除く): 49085686

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 27481, 54962, 357253, 714506, 2995429, 5990858, 38940577, 77881154]

約数ペア:

[(1, 77881154), (2, 38940577), (13, 5990858), (26, 2995429), (109, 714506), (218, 357253), (1417, 54962), (2834, 27481)]