128308004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{16111}}^1$

素因数の和:16307

約数の個数: 24

約数和(自身を含む): 246320256

約数和(自身を除く): 118012252

約数列:

[1, 2, 4, 11, 22, 44, 181, 362, 724, 1991, 3982, 7964, 16111, 32222, 64444, 177221, 354442, 708884, 2916091, 5832182, 11664364, 32077001, 64154002, 128308004]

約数ペア:

[(1, 128308004), (2, 64154002), (4, 32077001), (11, 11664364), (22, 5832182), (44, 2916091), (181, 708884), (362, 354442), (724, 177221), (1991, 64444), (3982, 32222), (7964, 16111)]