128768372

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{11719}}^1$

素因数の和:11831

約数の個数: 24

約数和(自身を含む): 234306240

約数和(自身を除く): 105537868

約数列:

[1, 2, 4, 41, 67, 82, 134, 164, 268, 2747, 5494, 10988, 11719, 23438, 46876, 480479, 785173, 960958, 1570346, 1921916, 3140692, 32192093, 64384186, 128768372]

約数ペア:

[(1, 128768372), (2, 64384186), (4, 32192093), (41, 3140692), (67, 1921916), (82, 1570346), (134, 960958), (164, 785173), (268, 480479), (2747, 46876), (5494, 23438), (10988, 11719)]