211291267

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 32

約数和(自身を含む): 250675200

約数和(自身を除く): 39383933

約数列:

[1, 11, 19, 67, 79, 191, 209, 737, 869, 1273, 1501, 2101, 3629, 5293, 12797, 14003, 15089, 16511, 39919, 58223, 100567, 140767, 165979, 243143, 286691, 1010963, 1106237, 2674573, 3153601, 11120593, 19208297, 211291267]

約数ペア:

[(1, 211291267), (11, 19208297), (19, 11120593), (67, 3153601), (79, 2674573), (191, 1106237), (209, 1010963), (737, 286691), (869, 243143), (1273, 165979), (1501, 140767), (2101, 100567), (3629, 58223), (5293, 39919), (12797, 16511), (14003, 15089)]