81042178

素因数分解:

$2^1\times 7^2\times {\mathrm{227}}^1\times {\mathrm{3643}}^1$

素因数の和:3886

約数の個数: 24

約数和(自身を含む): 142072272

約数和(自身を除く): 61030094

約数列:

[1, 2, 7, 14, 49, 98, 227, 454, 1589, 3178, 3643, 7286, 11123, 22246, 25501, 51002, 178507, 357014, 826961, 1653922, 5788727, 11577454, 40521089, 81042178]

約数ペア:

[(1, 81042178), (2, 40521089), (7, 11577454), (14, 5788727), (49, 1653922), (98, 826961), (227, 357014), (454, 178507), (1589, 51002), (3178, 25501), (3643, 22246), (7286, 11123)]