247996958

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1\times {\mathrm{487}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 413199360

約数和(自身を除く): 165202402

約数列:

[1, 2, 11, 22, 79, 158, 293, 487, 586, 869, 974, 1738, 3223, 5357, 6446, 10714, 23147, 38473, 46294, 76946, 142691, 254617, 285382, 423203, 509234, 846406, 1569601, 3139202, 11272589, 22545178, 123998479, 247996958]

約数ペア:

[(1, 247996958), (2, 123998479), (11, 22545178), (22, 11272589), (79, 3139202), (158, 1569601), (293, 846406), (487, 509234), (586, 423203), (869, 285382), (974, 254617), (1738, 142691), (3223, 76946), (5357, 46294), (6446, 38473), (10714, 23147)]