8553985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 12026880

約数和(自身を除く): 3472895

約数列:

[1, 5, 11, 29, 31, 55, 145, 155, 173, 319, 341, 865, 899, 1595, 1705, 1903, 4495, 5017, 5363, 9515, 9889, 25085, 26815, 49445, 55187, 58993, 155527, 275935, 294965, 777635, 1710797, 8553985]

約数ペア:

[(1, 8553985), (5, 1710797), (11, 777635), (29, 294965), (31, 275935), (55, 155527), (145, 58993), (155, 55187), (173, 49445), (319, 26815), (341, 25085), (865, 9889), (899, 9515), (1595, 5363), (1705, 5017), (1903, 4495)]