213583427

素因数分解:

${\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 241891440

約数和(自身を除く): 28308013

約数列:

[1, 17, 19, 97, 289, 323, 401, 1649, 1843, 5491, 6817, 7619, 28033, 31331, 38897, 115889, 129523, 532627, 661249, 739043, 2201891, 11241233, 12563731, 213583427]

約数ペア:

[(1, 213583427), (17, 12563731), (19, 11241233), (97, 2201891), (289, 739043), (323, 661249), (401, 532627), (1649, 129523), (1843, 115889), (5491, 38897), (6817, 31331), (7619, 28033)]