427584417

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{2039}}^1$

素因数の和:2357

約数の個数: 32

約数和(自身を含む): 648883200

約数和(自身を除く): 221298783

約数列:

[1, 3, 13, 19, 39, 57, 247, 283, 741, 849, 2039, 3679, 5377, 6117, 11037, 16131, 26507, 38741, 69901, 79521, 116223, 209703, 503633, 577037, 1510899, 1731111, 7501481, 10963703, 22504443, 32891109, 142528139, 427584417]

約数ペア:

[(1, 427584417), (3, 142528139), (13, 32891109), (19, 22504443), (39, 10963703), (57, 7501481), (247, 1731111), (283, 1510899), (741, 577037), (849, 503633), (2039, 209703), (3679, 116223), (5377, 79521), (6117, 69901), (11037, 38741), (16131, 26507)]