291240722

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{66161}}^1$

素因数の和:66265

約数の個数: 16

約数和(自身を含む): 457311744

約数和(自身を除く): 166071022

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 66161, 132322, 2050991, 4101982, 4697431, 9394862, 145620361, 291240722]

約数ペア:

[(1, 291240722), (2, 145620361), (31, 9394862), (62, 4697431), (71, 4101982), (142, 2050991), (2201, 132322), (4402, 66161)]