28117965

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1747}}^1$

素因数の和:1821

約数の個数: 32

約数和(自身を含む): 47825280

約数和(自身を除く): 19707315

約数列:

[1, 3, 5, 15, 29, 37, 87, 111, 145, 185, 435, 555, 1073, 1747, 3219, 5241, 5365, 8735, 16095, 26205, 50663, 64639, 151989, 193917, 253315, 323195, 759945, 969585, 1874531, 5623593, 9372655, 28117965]

約数ペア:

[(1, 28117965), (3, 9372655), (5, 5623593), (15, 1874531), (29, 969585), (37, 759945), (87, 323195), (111, 253315), (145, 193917), (185, 151989), (435, 64639), (555, 50663), (1073, 26205), (1747, 16095), (3219, 8735), (5241, 5365)]