392959007

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 491520000

約数和(自身を除く): 98560993

約数列:

[1, 7, 19, 31, 133, 191, 217, 499, 589, 1337, 3493, 3629, 4123, 5921, 9481, 15469, 25403, 41447, 66367, 95309, 108283, 112499, 293911, 667163, 787493, 1810871, 2057377, 2954579, 12676097, 20682053, 56137001, 392959007]

約数ペア:

[(1, 392959007), (7, 56137001), (19, 20682053), (31, 12676097), (133, 2954579), (191, 2057377), (217, 1810871), (499, 787493), (589, 667163), (1337, 293911), (3493, 112499), (3629, 108283), (4123, 95309), (5921, 66367), (9481, 41447), (15469, 25403)]