78564318

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{4261}}^1$

素因数の和:4712

約数の個数: 32

約数和(自身を含む): 180026880

約数和(自身を除く): 101462562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439, 878, 1317, 2634, 3073, 4261, 6146, 8522, 9219, 12783, 18438, 25566, 29827, 59654, 89481, 178962, 1870579, 3741158, 5611737, 11223474, 13094053, 26188106, 39282159, 78564318]

約数ペア:

[(1, 78564318), (2, 39282159), (3, 26188106), (6, 13094053), (7, 11223474), (14, 5611737), (21, 3741158), (42, 1870579), (439, 178962), (878, 89481), (1317, 59654), (2634, 29827), (3073, 25566), (4261, 18438), (6146, 12783), (8522, 9219)]