218915706783

素因数分解:

$3^1\times {\mathrm{31}}^2\times {\mathrm{181}}^1\times {\mathrm{443}}^1\times {\mathrm{947}}^1$

素因数の和:1636

約数の個数: 48

約数和(自身を含む): 304278968448

約数和(自身を除く): 85363261665

約数列:

[1, 3, 31, 93, 181, 443, 543, 947, 961, 1329, 2841, 2883, 5611, 13733, 16833, 29357, 41199, 80183, 88071, 171407, 173941, 240549, 419521, 425723, 514221, 521823, 910067, 1258563, 1277169, 2485673, 2730201, 5313617, 7457019, 13005151, 15940851, 39015453, 75933301, 77055863, 164722127, 227799903, 231167589, 403159681, 494166381, 1209479043, 2353932331, 7061796993, 72971902261, 218915706783]

約数ペア:

[(1, 218915706783), (3, 72971902261), (31, 7061796993), (93, 2353932331), (181, 1209479043), (443, 494166381), (543, 403159681), (947, 231167589), (961, 227799903), (1329, 164722127), (2841, 77055863), (2883, 75933301), (5611, 39015453), (13733, 15940851), (16833, 13005151), (29357, 7457019), (41199, 5313617), (80183, 2730201), (88071, 2485673), (171407, 1277169), (173941, 1258563), (240549, 910067), (419521, 521823), (425723, 514221)]