1639187

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:95

約数の個数: 24

約数和(自身を含む): 2042880

約数和(自身を除く): 403693

約数列:

[1, 11, 19, 23, 31, 121, 209, 253, 341, 437, 589, 713, 2299, 2783, 3751, 4807, 6479, 7843, 13547, 52877, 71269, 86273, 149017, 1639187]

約数ペア:

[(1, 1639187), (11, 149017), (19, 86273), (23, 71269), (31, 52877), (121, 13547), (209, 7843), (253, 6479), (341, 4807), (437, 3751), (589, 2783), (713, 2299)]