30970868

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1051}}^1$

素因数の和:1247

約数の個数: 24

約数和(自身を含む): 55671840

約数和(自身を除く): 24700972

約数列:

[1, 2, 4, 53, 106, 139, 212, 278, 556, 1051, 2102, 4204, 7367, 14734, 29468, 55703, 111406, 146089, 222812, 292178, 584356, 7742717, 15485434, 30970868]

約数ペア:

[(1, 30970868), (2, 15485434), (4, 7742717), (53, 584356), (106, 292178), (139, 222812), (212, 146089), (278, 111406), (556, 55703), (1051, 29468), (2102, 14734), (4204, 7367)]