2221856

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1$

素因数の和:146

約数の個数: 72

約数和(自身を含む): 5530140

約数和(自身を除く): 3308284

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 109, 112, 182, 196, 208, 218, 224, 364, 392, 416, 436, 637, 728, 763, 784, 872, 1274, 1417, 1456, 1526, 1568, 1744, 2548, 2834, 2912, 3052, 3488, 5096, 5341, 5668, 6104, 9919, 10192, 10682, 11336, 12208, 19838, 20384, 21364, 22672, 24416, 39676, 42728, 45344, 69433, 79352, 85456, 138866, 158704, 170912, 277732, 317408, 555464, 1110928, 2221856]

約数ペア:

[(1, 2221856), (2, 1110928), (4, 555464), (7, 317408), (8, 277732), (13, 170912), (14, 158704), (16, 138866), (26, 85456), (28, 79352), (32, 69433), (49, 45344), (52, 42728), (56, 39676), (91, 24416), (98, 22672), (104, 21364), (109, 20384), (112, 19838), (182, 12208), (196, 11336), (208, 10682), (218, 10192), (224, 9919), (364, 6104), (392, 5668), (416, 5341), (436, 5096), (637, 3488), (728, 3052), (763, 2912), (784, 2834), (872, 2548), (1274, 1744), (1417, 1568), (1456, 1526)]