86991338

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{117239}}^1$

素因数の和:117301

約数の個数: 16

約数和(自身を含む): 151943040

約数和(自身を除く): 64951702

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 117239, 234478, 820673, 1641346, 6213667, 12427334, 43495669, 86991338]

約数ペア:

[(1, 86991338), (2, 43495669), (7, 12427334), (14, 6213667), (53, 1641346), (106, 820673), (371, 234478), (742, 117239)]