128253921

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1\times {\mathrm{2237}}^1$

素因数の和:2928

約数の個数: 16

約数和(自身を含む): 177249600

約数和(自身を除く): 48995679

約数列:

[1, 3, 29, 87, 659, 1977, 2237, 6711, 19111, 57333, 64873, 194619, 1474183, 4422549, 42751307, 128253921]

約数ペア:

[(1, 128253921), (3, 42751307), (29, 4422549), (87, 1474183), (659, 194619), (1977, 64873), (2237, 57333), (6711, 19111)]