81294214

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{4271}}^1$

素因数の和:4611

約数の個数: 16

約数和(自身を含む): 126314496

約数和(自身を除く): 45020282

約数列:

[1, 2, 31, 62, 307, 614, 4271, 8542, 9517, 19034, 132401, 264802, 1311197, 2622394, 40647107, 81294214]

約数ペア:

[(1, 81294214), (2, 40647107), (31, 2622394), (62, 1311197), (307, 264802), (614, 132401), (4271, 19034), (8542, 9517)]