289121248

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{695003}}^1$

素因数の和:695026

約数の個数: 24

約数和(自身を含む): 612993528

約数和(自身を除く): 323872280

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 695003, 1390006, 2780012, 5560024, 9035039, 11120048, 18070078, 22240096, 36140156, 72280312, 144560624, 289121248]

約数ペア:

[(1, 289121248), (2, 144560624), (4, 72280312), (8, 36140156), (13, 22240096), (16, 18070078), (26, 11120048), (32, 9035039), (52, 5560024), (104, 2780012), (208, 1390006), (416, 695003)]