78191428

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{68111}}^1$

素因数の和:68163

約数の個数: 24

約数和(自身を含む): 160199424

約数和(自身を除く): 82007996

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 68111, 136222, 272444, 476777, 953554, 1907108, 2792551, 5585102, 11170204, 19547857, 39095714, 78191428]

約数ペア:

[(1, 78191428), (2, 39095714), (4, 19547857), (7, 11170204), (14, 5585102), (28, 2792551), (41, 1907108), (82, 953554), (164, 476777), (287, 272444), (574, 136222), (1148, 68111)]