201445563

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{857}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 311351040

約数和(自身を除く): 109905477

約数列:

[1, 3, 11, 17, 33, 51, 187, 419, 561, 857, 1257, 2571, 4609, 7123, 9427, 13827, 14569, 21369, 28281, 43707, 78353, 160259, 235059, 359083, 480777, 1077249, 3949913, 6104411, 11849739, 18313233, 67148521, 201445563]

約数ペア:

[(1, 201445563), (3, 67148521), (11, 18313233), (17, 11849739), (33, 6104411), (51, 3949913), (187, 1077249), (419, 480777), (561, 359083), (857, 235059), (1257, 160259), (2571, 78353), (4609, 43707), (7123, 28281), (9427, 21369), (13827, 14569)]