128554148

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{4649}}^1$

素因数の和:4907

約数の個数: 24

約数和(自身を含む): 233318400

約数和(自身を除く): 104764252

約数列:

[1, 2, 4, 31, 62, 124, 223, 446, 892, 4649, 6913, 9298, 13826, 18596, 27652, 144119, 288238, 576476, 1036727, 2073454, 4146908, 32138537, 64277074, 128554148]

約数ペア:

[(1, 128554148), (2, 64277074), (4, 32138537), (31, 4146908), (62, 2073454), (124, 1036727), (223, 576476), (446, 288238), (892, 144119), (4649, 27652), (6913, 18596), (9298, 13826)]