408292444

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1383

約数の個数: 72

約数和(自身を含む): 890308608

約数和(自身を除く): 482016164

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 361, 434, 532, 589, 722, 868, 1178, 1303, 1444, 2356, 2527, 2606, 4123, 5054, 5212, 8246, 9121, 10108, 11191, 16492, 18242, 22382, 24757, 36484, 40393, 44764, 49514, 78337, 80786, 99028, 156674, 161572, 173299, 282751, 313348, 346598, 470383, 565502, 693196, 767467, 940766, 1131004, 1534934, 1881532, 3069868, 3292681, 5372269, 6585362, 10744538, 13170724, 14581873, 21489076, 29163746, 58327492, 102073111, 204146222, 408292444]

約数ペア:

[(1, 408292444), (2, 204146222), (4, 102073111), (7, 58327492), (14, 29163746), (19, 21489076), (28, 14581873), (31, 13170724), (38, 10744538), (62, 6585362), (76, 5372269), (124, 3292681), (133, 3069868), (217, 1881532), (266, 1534934), (361, 1131004), (434, 940766), (532, 767467), (589, 693196), (722, 565502), (868, 470383), (1178, 346598), (1303, 313348), (1444, 282751), (2356, 173299), (2527, 161572), (2606, 156674), (4123, 99028), (5054, 80786), (5212, 78337), (8246, 49514), (9121, 44764), (10108, 40393), (11191, 36484), (16492, 24757), (18242, 22382)]