78551473

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{809}}^1$

素因数の和:937

約数の個数: 32

約数和(自身を含む): 106686720

約数和(自身を除く): 28135247

約数列:

[1, 7, 11, 13, 77, 91, 97, 143, 679, 809, 1001, 1067, 1261, 5663, 7469, 8827, 8899, 10517, 13871, 62293, 73619, 78473, 97097, 115687, 549311, 809809, 863203, 1020149, 6042421, 7141043, 11221639, 78551473]

約数ペア:

[(1, 78551473), (7, 11221639), (11, 7141043), (13, 6042421), (77, 1020149), (91, 863203), (97, 809809), (143, 549311), (679, 115687), (809, 97097), (1001, 78473), (1067, 73619), (1261, 62293), (5663, 13871), (7469, 10517), (8827, 8899)]