211329534

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{15661}}^1$

素因数の和:15852

約数の個数: 32

約数和(自身を含む): 457831584

約数和(自身を除く): 246502050

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 173, 346, 519, 1038, 2249, 4498, 6747, 13494, 15661, 31322, 46983, 93966, 203593, 407186, 610779, 1221558, 2709353, 5418706, 8128059, 16256118, 35221589, 70443178, 105664767, 211329534]

約数ペア:

[(1, 211329534), (2, 105664767), (3, 70443178), (6, 35221589), (13, 16256118), (26, 8128059), (39, 5418706), (78, 2709353), (173, 1221558), (346, 610779), (519, 407186), (1038, 203593), (2249, 93966), (4498, 46983), (6747, 31322), (13494, 15661)]