878984912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{136319}}^1$

素因数の和:136371

約数の個数: 40

約数和(自身を含む): 1893212160

約数和(自身を除く): 1014227248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 136319, 272638, 545276, 1090552, 1772147, 2181104, 3544294, 4225889, 7088588, 8451778, 14177176, 16903556, 28354352, 33807112, 54936557, 67614224, 109873114, 219746228, 439492456, 878984912]

約数ペア:

[(1, 878984912), (2, 439492456), (4, 219746228), (8, 109873114), (13, 67614224), (16, 54936557), (26, 33807112), (31, 28354352), (52, 16903556), (62, 14177176), (104, 8451778), (124, 7088588), (208, 4225889), (248, 3544294), (403, 2181104), (496, 1772147), (806, 1090552), (1612, 545276), (3224, 272638), (6448, 136319)]