128339622

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{31973}}^1$

素因数の和:32204

約数の個数: 24

約数和(自身を含む): 279324864

約数和(自身を除く): 150985242

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 31973, 63946, 95919, 191838, 287757, 575514, 7129979, 14259958, 21389937, 42779874, 64169811, 128339622]

約数ペア:

[(1, 128339622), (2, 64169811), (3, 42779874), (6, 21389937), (9, 14259958), (18, 7129979), (223, 575514), (446, 287757), (669, 191838), (1338, 95919), (2007, 63946), (4014, 31973)]