1611904

素因数分解:

$2^7\times 7^2\times {\mathrm{257}}^1$

素因数の和:285

約数の個数: 48

約数和(自身を含む): 3750030

約数和(自身を除く): 2138126

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 257, 392, 448, 514, 784, 896, 1028, 1568, 1799, 2056, 3136, 3598, 4112, 6272, 7196, 8224, 12593, 14392, 16448, 25186, 28784, 32896, 50372, 57568, 100744, 115136, 201488, 230272, 402976, 805952, 1611904]

約数ペア:

[(1, 1611904), (2, 805952), (4, 402976), (7, 230272), (8, 201488), (14, 115136), (16, 100744), (28, 57568), (32, 50372), (49, 32896), (56, 28784), (64, 25186), (98, 16448), (112, 14392), (128, 12593), (196, 8224), (224, 7196), (257, 6272), (392, 4112), (448, 3598), (514, 3136), (784, 2056), (896, 1799), (1028, 1568)]