218838326

素因数分解:

$2^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:884

約数の個数: 32

約数和(自身を含む): 380650752

約数和(自身を除く): 161812426

約数列:

[1, 2, 7, 14, 107, 214, 347, 421, 694, 749, 842, 1498, 2429, 2947, 4858, 5894, 37129, 45047, 74258, 90094, 146087, 259903, 292174, 315329, 519806, 630658, 1022609, 2045218, 15631309, 31262618, 109419163, 218838326]

約数ペア:

[(1, 218838326), (2, 109419163), (7, 31262618), (14, 15631309), (107, 2045218), (214, 1022609), (347, 630658), (421, 519806), (694, 315329), (749, 292174), (842, 259903), (1498, 146087), (2429, 90094), (2947, 74258), (4858, 45047), (5894, 37129)]