30120405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7753}}^1$

素因数の和:7805

約数の個数: 32

約数和(自身を含む): 56573184

約数和(自身を除く): 26452779

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 7753, 23259, 38765, 54271, 116295, 162813, 271355, 286861, 814065, 860583, 1434305, 2008027, 4302915, 6024081, 10040135, 30120405]

約数ペア:

[(1, 30120405), (3, 10040135), (5, 6024081), (7, 4302915), (15, 2008027), (21, 1434305), (35, 860583), (37, 814065), (105, 286861), (111, 271355), (185, 162813), (259, 116295), (555, 54271), (777, 38765), (1295, 23259), (3885, 7753)]