77973945

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{106087}}^1$

素因数の和:106109

約数の個数: 24

約数和(自身を含む): 145128384

約数和(自身を除く): 67154439

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 106087, 318261, 530435, 742609, 1591305, 2227827, 3713045, 5198263, 11139135, 15594789, 25991315, 77973945]

約数ペア:

[(1, 77973945), (3, 25991315), (5, 15594789), (7, 11139135), (15, 5198263), (21, 3713045), (35, 2227827), (49, 1591305), (105, 742609), (147, 530435), (245, 318261), (735, 106087)]