890652049

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 1132628608

約数和(自身を除く): 241976559

約数列:

[1, 7, 17, 37, 73, 119, 163, 259, 289, 511, 629, 1141, 1241, 2023, 2701, 2771, 4403, 6031, 8687, 10693, 11899, 18907, 19397, 21097, 42217, 45917, 47107, 74851, 83293, 102527, 147679, 202283, 321419, 329749, 440263, 717689, 780589, 1415981, 1742959, 3081841, 3438811, 5464123, 7484471, 12200713, 24071677, 52391297, 127236007, 890652049]

約数ペア:

[(1, 890652049), (7, 127236007), (17, 52391297), (37, 24071677), (73, 12200713), (119, 7484471), (163, 5464123), (259, 3438811), (289, 3081841), (511, 1742959), (629, 1415981), (1141, 780589), (1241, 717689), (2023, 440263), (2701, 329749), (2771, 321419), (4403, 202283), (6031, 147679), (8687, 102527), (10693, 83293), (11899, 74851), (18907, 47107), (19397, 45917), (21097, 42217)]