1257536

素因数分解:

$2^6\times 7^2\times {\mathrm{401}}^1$

素因数の和:427

約数の個数: 42

約数和(自身を含む): 2910078

約数和(自身を除く): 1652542

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 401, 448, 784, 802, 1568, 1604, 2807, 3136, 3208, 5614, 6416, 11228, 12832, 19649, 22456, 25664, 39298, 44912, 78596, 89824, 157192, 179648, 314384, 628768, 1257536]

約数ペア:

[(1, 1257536), (2, 628768), (4, 314384), (7, 179648), (8, 157192), (14, 89824), (16, 78596), (28, 44912), (32, 39298), (49, 25664), (56, 22456), (64, 19649), (98, 12832), (112, 11228), (196, 6416), (224, 5614), (392, 3208), (401, 3136), (448, 2807), (784, 1604), (802, 1568)]