269399728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1295191}}^1$

素因数の和:1295212

約数の個数: 20

約数和(自身を含む): 562113328

約数和(自身を除く): 292713600

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1295191, 2590382, 5180764, 10361528, 16837483, 20723056, 33674966, 67349932, 134699864, 269399728]

約数ペア:

[(1, 269399728), (2, 134699864), (4, 67349932), (8, 33674966), (13, 20723056), (16, 16837483), (26, 10361528), (52, 5180764), (104, 2590382), (208, 1295191)]