1397543168

素因数分解:

$2^8\times 7^1\times {\mathrm{779879}}^1$

素因数の和:779902

約数の個数: 36

約数和(自身を含む): 3188149440

約数和(自身を除く): 1790606272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 896, 1792, 779879, 1559758, 3119516, 5459153, 6239032, 10918306, 12478064, 21836612, 24956128, 43673224, 49912256, 87346448, 99824512, 174692896, 199649024, 349385792, 698771584, 1397543168]

約数ペア:

[(1, 1397543168), (2, 698771584), (4, 349385792), (7, 199649024), (8, 174692896), (14, 99824512), (16, 87346448), (28, 49912256), (32, 43673224), (56, 24956128), (64, 21836612), (112, 12478064), (128, 10918306), (224, 6239032), (256, 5459153), (448, 3119516), (896, 1559758), (1792, 779879)]