763996821

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{15077}}^1$

素因数の和:15233

約数の個数: 32

約数和(自身を含む): 1235189760

約数和(自身を除く): 471192939

約数列:

[1, 3, 7, 19, 21, 57, 127, 133, 381, 399, 889, 2413, 2667, 7239, 15077, 16891, 45231, 50673, 105539, 286463, 316617, 859389, 1914779, 2005241, 5744337, 6015723, 13403453, 36380801, 40210359, 109142403, 254665607, 763996821]

約数ペア:

[(1, 763996821), (3, 254665607), (7, 109142403), (19, 40210359), (21, 36380801), (57, 13403453), (127, 6015723), (133, 5744337), (381, 2005241), (399, 1914779), (889, 859389), (2413, 316617), (2667, 286463), (7239, 105539), (15077, 50673), (16891, 45231)]