489558004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{71867}}^1$

素因数の和:72015

約数の個数: 24

約数和(自身を含む): 929684448

約数和(自身を除く): 440126444

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 71867, 143734, 287468, 934271, 1868542, 3737084, 9414577, 18829154, 37658308, 122389501, 244779002, 489558004]

約数ペア:

[(1, 489558004), (2, 244779002), (4, 122389501), (13, 37658308), (26, 18829154), (52, 9414577), (131, 3737084), (262, 1868542), (524, 934271), (1703, 287468), (3406, 143734), (6812, 71867)]