641569082

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:851

約数の個数: 64

約数和(自身を含む): 1236197376

約数和(自身を除く): 594628294

約数列:

[1, 2, 7, 11, 14, 22, 47, 77, 94, 137, 154, 274, 329, 517, 647, 658, 959, 1034, 1294, 1507, 1918, 3014, 3619, 4529, 6439, 7117, 7238, 9058, 10549, 12878, 14234, 21098, 30409, 45073, 49819, 60818, 70829, 88639, 90146, 99638, 141658, 177278, 212863, 334499, 425726, 495803, 620473, 668998, 975029, 991606, 1240946, 1950058, 2341493, 4166033, 4682986, 6825203, 8332066, 13650406, 29162231, 45826363, 58324462, 91652726, 320784541, 641569082]

約数ペア:

[(1, 641569082), (2, 320784541), (7, 91652726), (11, 58324462), (14, 45826363), (22, 29162231), (47, 13650406), (77, 8332066), (94, 6825203), (137, 4682986), (154, 4166033), (274, 2341493), (329, 1950058), (517, 1240946), (647, 991606), (658, 975029), (959, 668998), (1034, 620473), (1294, 495803), (1507, 425726), (1918, 334499), (3014, 212863), (3619, 177278), (4529, 141658), (6439, 99638), (7117, 90146), (7238, 88639), (9058, 70829), (10549, 60818), (12878, 49819), (14234, 45073), (21098, 30409)]