1291153246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{641089}}^1$

素因数の和:641163

約数の個数: 16

約数和(自身を含む): 2077131600

約数和(自身を除く): 785978354

約数列:

[1, 2, 19, 38, 53, 106, 1007, 2014, 641089, 1282178, 12180691, 24361382, 33977717, 67955434, 645576623, 1291153246]

約数ペア:

[(1, 1291153246), (2, 645576623), (19, 67955434), (38, 33977717), (53, 24361382), (106, 12180691), (1007, 1282178), (2014, 641089)]