71340815

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{1723}}^1$

素因数の和:1768

約数の個数: 36

約数和(自身を含む): 107898264

約数和(自身を除く): 36557449

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 169, 245, 455, 637, 845, 1183, 1723, 3185, 5915, 8281, 8615, 12061, 22399, 41405, 60305, 84427, 111995, 156793, 291187, 422135, 783965, 1097551, 1455935, 2038309, 5487755, 10191545, 14268163, 71340815]

約数ペア:

[(1, 71340815), (5, 14268163), (7, 10191545), (13, 5487755), (35, 2038309), (49, 1455935), (65, 1097551), (91, 783965), (169, 422135), (245, 291187), (455, 156793), (637, 111995), (845, 84427), (1183, 60305), (1723, 41405), (3185, 22399), (5915, 12061), (8281, 8615)]