1285687738

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{292069}}^1$

素因数の和:292173

約数の個数: 16

約数和(自身を含む): 2018787840

約数和(自身を除く): 733100102

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 292069, 584138, 9054139, 18108278, 20736899, 41473798, 642843869, 1285687738]

約数ペア:

[(1, 1285687738), (2, 642843869), (31, 41473798), (62, 20736899), (71, 18108278), (142, 9054139), (2201, 584138), (4402, 292069)]