128719344

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{206281}}^1$

素因数の和:206305

約数の個数: 40

約数和(自身を含む): 358105552

約数和(自身を除く): 229386208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 206281, 412562, 618843, 825124, 1237686, 1650248, 2475372, 2681653, 3300496, 4950744, 5363306, 8044959, 9901488, 10726612, 16089918, 21453224, 32179836, 42906448, 64359672, 128719344]

約数ペア:

[(1, 128719344), (2, 64359672), (3, 42906448), (4, 32179836), (6, 21453224), (8, 16089918), (12, 10726612), (13, 9901488), (16, 8044959), (24, 5363306), (26, 4950744), (39, 3300496), (48, 2681653), (52, 2475372), (78, 1650248), (104, 1237686), (156, 825124), (208, 618843), (312, 412562), (624, 206281)]