1245971384

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{67219}}^1$

素因数の和:67563

約数の個数: 32

約数和(自身を含む): 2678044800

約数和(自身を除く): 1432073416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 2317, 2648, 4634, 9268, 18536, 67219, 134438, 268876, 470533, 537752, 941066, 1882132, 3764264, 22249489, 44498978, 88997956, 155746423, 177995912, 311492846, 622985692, 1245971384]

約数ペア:

[(1, 1245971384), (2, 622985692), (4, 311492846), (7, 177995912), (8, 155746423), (14, 88997956), (28, 44498978), (56, 22249489), (331, 3764264), (662, 1882132), (1324, 941066), (2317, 537752), (2648, 470533), (4634, 268876), (9268, 134438), (18536, 67219)]