28727335

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3367

約数の個数: 32

約数和(自身を含む): 44674560

約数和(自身を除く): 15947225

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 3323, 8645, 16615, 23261, 43199, 63137, 116305, 215995, 302393, 315685, 441959, 820781, 1511965, 2209795, 4103905, 5745467, 28727335]

約数ペア:

[(1, 28727335), (5, 5745467), (7, 4103905), (13, 2209795), (19, 1511965), (35, 820781), (65, 441959), (91, 315685), (95, 302393), (133, 215995), (247, 116305), (455, 63137), (665, 43199), (1235, 23261), (1729, 16615), (3323, 8645)]