2021523175

素因数分解:

$5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{53233}}^1$

素因数の和:53288

約数の個数: 36

約数和(自身を含む): 3010063296

約数和(自身を除く): 988540121

約数列:

[1, 5, 7, 25, 31, 35, 49, 155, 175, 217, 245, 775, 1085, 1225, 1519, 5425, 7595, 37975, 53233, 266165, 372631, 1330825, 1650223, 1863155, 2608417, 8251115, 9315775, 11551561, 13042085, 41255575, 57757805, 65210425, 80860927, 288789025, 404304635, 2021523175]

約数ペア:

[(1, 2021523175), (5, 404304635), (7, 288789025), (25, 80860927), (31, 65210425), (35, 57757805), (49, 41255575), (155, 13042085), (175, 11551561), (217, 9315775), (245, 8251115), (775, 2608417), (1085, 1863155), (1225, 1650223), (1519, 1330825), (5425, 372631), (7595, 266165), (37975, 53233)]