128538208

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{138511}}^1$

素因数の和:138550

約数の個数: 24

約数和(自身を含む): 261787680

約数和(自身を除く): 133249472

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 138511, 277022, 554044, 1108088, 2216176, 4016819, 4432352, 8033638, 16067276, 32134552, 64269104, 128538208]

約数ペア:

[(1, 128538208), (2, 64269104), (4, 32134552), (8, 16067276), (16, 8033638), (29, 4432352), (32, 4016819), (58, 2216176), (116, 1108088), (232, 554044), (464, 277022), (928, 138511)]