28654895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3719}}^1$

素因数の和:3814

約数の個数: 16

約数和(自身を含む): 36426240

約数和(自身を除く): 7771345

約数列:

[1, 5, 23, 67, 115, 335, 1541, 3719, 7705, 18595, 85537, 249173, 427685, 1245865, 5730979, 28654895]

約数ペア:

[(1, 28654895), (5, 5730979), (23, 1245865), (67, 427685), (115, 249173), (335, 85537), (1541, 18595), (3719, 7705)]