7920354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 17550432

約数和(自身を除く): 9630078

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 107, 146, 169, 214, 219, 321, 338, 438, 507, 642, 949, 1014, 1391, 1898, 2782, 2847, 4173, 5694, 7811, 8346, 12337, 15622, 18083, 23433, 24674, 36166, 37011, 46866, 54249, 74022, 101543, 108498, 203086, 304629, 609258, 1320059, 2640118, 3960177, 7920354]

約数ペア:

[(1, 7920354), (2, 3960177), (3, 2640118), (6, 1320059), (13, 609258), (26, 304629), (39, 203086), (73, 108498), (78, 101543), (107, 74022), (146, 54249), (169, 46866), (214, 37011), (219, 36166), (321, 24674), (338, 23433), (438, 18083), (507, 15622), (642, 12337), (949, 8346), (1014, 7811), (1391, 5694), (1898, 4173), (2782, 2847)]