220074673

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 298515456

約数和(自身を除く): 78440783

約数列:

[1, 7, 13, 17, 31, 91, 119, 169, 217, 221, 353, 403, 527, 1183, 1547, 2471, 2821, 2873, 3689, 4589, 5239, 6001, 6851, 10943, 20111, 32123, 36673, 42007, 47957, 59657, 76601, 78013, 89063, 142259, 186031, 417599, 546091, 623441, 995813, 1014169, 1302217, 1849367, 2418403, 7099183, 12945569, 16928821, 31439239, 220074673]

約数ペア:

[(1, 220074673), (7, 31439239), (13, 16928821), (17, 12945569), (31, 7099183), (91, 2418403), (119, 1849367), (169, 1302217), (217, 1014169), (221, 995813), (353, 623441), (403, 546091), (527, 417599), (1183, 186031), (1547, 142259), (2471, 89063), (2821, 78013), (2873, 76601), (3689, 59657), (4589, 47957), (5239, 42007), (6001, 36673), (6851, 32123), (10943, 20111)]