139936895

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{13931}}^1$

素因数の和:13991

約数の個数: 24

約数和(自身を含む): 200119248

約数和(自身を除く): 60182353

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 10045, 13931, 69655, 97517, 487585, 571171, 682619, 2855855, 3413095, 3998197, 19990985, 27987379, 139936895]

約数ペア:

[(1, 139936895), (5, 27987379), (7, 19990985), (35, 3998197), (41, 3413095), (49, 2855855), (205, 682619), (245, 571171), (287, 487585), (1435, 97517), (2009, 69655), (10045, 13931)]