13178906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:326

約数の個数: 32

約数和(自身を含む): 22353408

約数和(自身を除く): 9174502

約数列:

[1, 2, 13, 26, 31, 62, 83, 166, 197, 394, 403, 806, 1079, 2158, 2561, 2573, 5122, 5146, 6107, 12214, 16351, 32702, 33449, 66898, 79391, 158782, 212563, 425126, 506881, 1013762, 6589453, 13178906]

約数ペア:

[(1, 13178906), (2, 6589453), (13, 1013762), (26, 506881), (31, 425126), (62, 212563), (83, 158782), (166, 79391), (197, 66898), (394, 33449), (403, 32702), (806, 16351), (1079, 12214), (2158, 6107), (2561, 5146), (2573, 5122)]