209900207

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18401}}^1$

素因数の和:18490

約数の個数: 16

約数和(自身を含む): 246439584

約数和(自身を除く): 36539377

約数列:

[1, 11, 17, 61, 187, 671, 1037, 11407, 18401, 202411, 312817, 1122461, 3440987, 12347071, 19081837, 209900207]

約数ペア:

[(1, 209900207), (11, 19081837), (17, 12347071), (61, 3440987), (187, 1122461), (671, 312817), (1037, 202411), (11407, 18401)]