220177554

素因数分解:

$2^1\times 3^1\times {\mathrm{257}}^1\times {\mathrm{142787}}^1$

素因数の和:143049

約数の個数: 16

約数和(自身を含む): 442071648

約数和(自身を除く): 221894094

約数列:

[1, 2, 3, 6, 257, 514, 771, 1542, 142787, 285574, 428361, 856722, 36696259, 73392518, 110088777, 220177554]

約数ペア:

[(1, 220177554), (2, 110088777), (3, 73392518), (6, 36696259), (257, 856722), (514, 428361), (771, 285574), (1542, 142787)]