187721089

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 216483840

約数和(自身を除く): 28762751

約数列:

[1, 17, 29, 31, 71, 173, 493, 527, 899, 1207, 2059, 2201, 2941, 5017, 5363, 12283, 15283, 35003, 37417, 63829, 85289, 91171, 155527, 208811, 356207, 380773, 1085093, 2643959, 6055519, 6473141, 11042417, 187721089]

約数ペア:

[(1, 187721089), (17, 11042417), (29, 6473141), (31, 6055519), (71, 2643959), (173, 1085093), (493, 380773), (527, 356207), (899, 208811), (1207, 155527), (2059, 91171), (2201, 85289), (2941, 63829), (5017, 37417), (5363, 35003), (12283, 15283)]