81267554

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{10321}}^1$

素因数の和:10481

約数の個数: 16

約数和(自身を含む): 126836736

約数和(自身を除く): 45569182

約数列:

[1, 2, 31, 62, 127, 254, 3937, 7874, 10321, 20642, 319951, 639902, 1310767, 2621534, 40633777, 81267554]

約数ペア:

[(1, 81267554), (2, 40633777), (31, 2621534), (62, 1310767), (127, 639902), (254, 319951), (3937, 20642), (7874, 10321)]