71228885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4231}}^1$

素因数の和:4293

約数の個数: 32

約数和(自身を含む): 108068352

約数和(自身を除く): 36839467

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1295, 2405, 3367, 4231, 16835, 21155, 29617, 55003, 148085, 156547, 275015, 385021, 782735, 1095829, 1925105, 2035111, 5479145, 10175555, 14245777, 71228885]

約数ペア:

[(1, 71228885), (5, 14245777), (7, 10175555), (13, 5479145), (35, 2035111), (37, 1925105), (65, 1095829), (91, 782735), (185, 385021), (259, 275015), (455, 156547), (481, 148085), (1295, 55003), (2405, 29617), (3367, 21155), (4231, 16835)]