129769328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1489}}^1$

素因数の和:1929

約数の個数: 40

約数和(自身を含む): 271597200

約数和(自身を除く): 141827872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 419, 838, 1489, 1676, 2978, 3352, 5447, 5956, 6704, 10894, 11912, 19357, 21788, 23824, 38714, 43576, 77428, 87152, 154856, 309712, 623891, 1247782, 2495564, 4991128, 8110583, 9982256, 16221166, 32442332, 64884664, 129769328]

約数ペア:

[(1, 129769328), (2, 64884664), (4, 32442332), (8, 16221166), (13, 9982256), (16, 8110583), (26, 4991128), (52, 2495564), (104, 1247782), (208, 623891), (419, 309712), (838, 154856), (1489, 87152), (1676, 77428), (2978, 43576), (3352, 38714), (5447, 23824), (5956, 21788), (6704, 19357), (10894, 11912)]