138354416

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{97159}}^1$

素因数の和:97256

約数の個数: 20

約数和(自身を含む): 271076400

約数和(自身を除く): 132721984

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 97159, 194318, 388636, 777272, 1554544, 8647151, 17294302, 34588604, 69177208, 138354416]

約数ペア:

[(1, 138354416), (2, 69177208), (4, 34588604), (8, 17294302), (16, 8647151), (89, 1554544), (178, 777272), (356, 388636), (712, 194318), (1424, 97159)]