328677545

素因数分解:

$5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{20023}}^1$

素因数の和:20109

約数の個数: 24

約数和(自身を含む): 465678144

約数和(自身を除く): 137000599

約数列:

[1, 5, 7, 35, 49, 67, 245, 335, 469, 2345, 3283, 16415, 20023, 100115, 140161, 700805, 981127, 1341541, 4905635, 6707705, 9390787, 46953935, 65735509, 328677545]

約数ペア:

[(1, 328677545), (5, 65735509), (7, 46953935), (35, 9390787), (49, 6707705), (67, 4905635), (245, 1341541), (335, 981127), (469, 700805), (2345, 140161), (3283, 100115), (16415, 20023)]