28318345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1041

約数の個数: 32

約数和(自身を含む): 40559616

約数和(自身を除く): 12241271

約数列:

[1, 5, 11, 17, 31, 55, 85, 155, 187, 341, 527, 935, 977, 1705, 2635, 4885, 5797, 10747, 16609, 28985, 30287, 53735, 83045, 151435, 182699, 333157, 514879, 913495, 1665785, 2574395, 5663669, 28318345]

約数ペア:

[(1, 28318345), (5, 5663669), (11, 2574395), (17, 1665785), (31, 913495), (55, 514879), (85, 333157), (155, 182699), (187, 151435), (341, 83045), (527, 53735), (935, 30287), (977, 28985), (1705, 16609), (2635, 10747), (4885, 5797)]