218360053

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 249492960

約数和(自身を除く): 31132907

約数列:

[1, 17, 29, 53, 61, 137, 493, 901, 1037, 1537, 1769, 2329, 3233, 3973, 7261, 8357, 26129, 30073, 54961, 67541, 93757, 123437, 142069, 210569, 242353, 442921, 1593869, 3579673, 4120001, 7529657, 12844709, 218360053]

約数ペア:

[(1, 218360053), (17, 12844709), (29, 7529657), (53, 4120001), (61, 3579673), (137, 1593869), (493, 442921), (901, 242353), (1037, 210569), (1537, 142069), (1769, 123437), (2329, 93757), (3233, 67541), (3973, 54961), (7261, 30073), (8357, 26129)]