86388778

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 150958080

約数和(自身を除く): 64569302

約数列:

[1, 2, 7, 14, 103, 139, 206, 278, 431, 721, 862, 973, 1442, 1946, 3017, 6034, 14317, 28634, 44393, 59909, 88786, 100219, 119818, 200438, 310751, 419363, 621502, 838726, 6170627, 12341254, 43194389, 86388778]

約数ペア:

[(1, 86388778), (2, 43194389), (7, 12341254), (14, 6170627), (103, 838726), (139, 621502), (206, 419363), (278, 310751), (431, 200438), (721, 119818), (862, 100219), (973, 88786), (1442, 59909), (1946, 44393), (3017, 28634), (6034, 14317)]