72440498

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{2003}}^1$

素因数の和:2138

約数の個数: 24

約数和(自身を含む): 118821168

約数和(自身を除く): 46380670

約数列:

[1, 2, 13, 26, 107, 169, 214, 338, 1391, 2003, 2782, 4006, 18083, 26039, 36166, 52078, 214321, 338507, 428642, 677014, 2786173, 5572346, 36220249, 72440498]

約数ペア:

[(1, 72440498), (2, 36220249), (13, 5572346), (26, 2786173), (107, 677014), (169, 428642), (214, 338507), (338, 214321), (1391, 52078), (2003, 36166), (2782, 26039), (4006, 18083)]