81980346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{8167}}^1$

素因数の和:8418

約数の個数: 32

約数和(自身を含む): 188190720

約数和(自身を除く): 106210374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 3346, 5019, 8167, 10038, 16334, 24501, 49002, 57169, 114338, 171507, 343014, 1951913, 3903826, 5855739, 11711478, 13663391, 27326782, 40990173, 81980346]

約数ペア:

[(1, 81980346), (2, 40990173), (3, 27326782), (6, 13663391), (7, 11711478), (14, 5855739), (21, 3903826), (42, 1951913), (239, 343014), (478, 171507), (717, 114338), (1434, 57169), (1673, 49002), (3346, 24501), (5019, 16334), (8167, 10038)]