172329905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4457}}^1$

素因数の和:4529

約数の個数: 32

約数和(自身を含む): 243941760

約数和(自身を除く): 71611855

約数列:

[1, 5, 11, 19, 37, 55, 95, 185, 209, 407, 703, 1045, 2035, 3515, 4457, 7733, 22285, 38665, 49027, 84683, 164909, 245135, 423415, 824545, 931513, 1813999, 3133271, 4657565, 9069995, 15666355, 34465981, 172329905]

約数ペア:

[(1, 172329905), (5, 34465981), (11, 15666355), (19, 9069995), (37, 4657565), (55, 3133271), (95, 1813999), (185, 931513), (209, 824545), (407, 423415), (703, 245135), (1045, 164909), (2035, 84683), (3515, 49027), (4457, 38665), (7733, 22285)]