128501842

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{316507}}^1$

素因数の和:316545

約数の個数: 16

約数和(自身を含む): 227885760

約数和(自身を除く): 99383918

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 316507, 633014, 2215549, 4431098, 9178703, 18357406, 64250921, 128501842]

約数ペア:

[(1, 128501842), (2, 64250921), (7, 18357406), (14, 9178703), (29, 4431098), (58, 2215549), (203, 633014), (406, 316507)]