78295005

素因数分解:

$3^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1993}}^1$

素因数の和:2107

約数の個数: 40

約数和(自身を含む): 141869112

約数和(自身を除く): 63574107

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 97, 135, 291, 405, 485, 873, 1455, 1993, 2619, 4365, 5979, 7857, 9965, 13095, 17937, 29895, 39285, 53811, 89685, 161433, 193321, 269055, 579963, 807165, 966605, 1739889, 2899815, 5219667, 8699445, 15659001, 26098335, 78295005]

約数ペア:

[(1, 78295005), (3, 26098335), (5, 15659001), (9, 8699445), (15, 5219667), (27, 2899815), (45, 1739889), (81, 966605), (97, 807165), (135, 579963), (291, 269055), (405, 193321), (485, 161433), (873, 89685), (1455, 53811), (1993, 39285), (2619, 29895), (4365, 17937), (5979, 13095), (7857, 9965)]