128428588

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{683}}^1\times {\mathrm{1621}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 232984080

約数和(自身を除く): 104555492

約数列:

[1, 2, 4, 29, 58, 116, 683, 1366, 1621, 2732, 3242, 6484, 19807, 39614, 47009, 79228, 94018, 188036, 1107143, 2214286, 4428572, 32107147, 64214294, 128428588]

約数ペア:

[(1, 128428588), (2, 64214294), (4, 32107147), (29, 4428572), (58, 2214286), (116, 1107143), (683, 188036), (1366, 94018), (1621, 79228), (2732, 47009), (3242, 39614), (6484, 19807)]