128319128

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{134789}}^1$

素因数の和:134819

約数の個数: 32

約数和(自身を含む): 291146400

約数和(自身を除く): 162827272

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 134789, 269578, 539156, 943523, 1078312, 1887046, 2291413, 3774092, 4582826, 7548184, 9165652, 16039891, 18331304, 32079782, 64159564, 128319128]

約数ペア:

[(1, 128319128), (2, 64159564), (4, 32079782), (7, 18331304), (8, 16039891), (14, 9165652), (17, 7548184), (28, 4582826), (34, 3774092), (56, 2291413), (68, 1887046), (119, 1078312), (136, 943523), (238, 539156), (476, 269578), (952, 134789)]