289790831

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 344217600

約数和(自身を除く): 54426769

約数列:

[1, 11, 19, 59, 71, 209, 331, 649, 781, 1121, 1349, 3641, 4189, 6289, 12331, 14839, 19529, 23501, 46079, 69179, 79591, 214819, 258511, 371051, 446519, 875501, 1386559, 4081561, 4911709, 15252149, 26344621, 289790831]

約数ペア:

[(1, 289790831), (11, 26344621), (19, 15252149), (59, 4911709), (71, 4081561), (209, 1386559), (331, 875501), (649, 446519), (781, 371051), (1121, 258511), (1349, 214819), (3641, 79591), (4189, 69179), (6289, 46079), (12331, 23501), (14839, 19529)]