1561843136

素因数分解:

$2^6\times 7^1\times {\mathrm{3486257}}^1$

素因数の和:3486276

約数の個数: 28

約数和(自身を含む): 3542038128

約数和(自身を除く): 1980194992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 3486257, 6972514, 13945028, 24403799, 27890056, 48807598, 55780112, 97615196, 111560224, 195230392, 223120448, 390460784, 780921568, 1561843136]

約数ペア:

[(1, 1561843136), (2, 780921568), (4, 390460784), (7, 223120448), (8, 195230392), (14, 111560224), (16, 97615196), (28, 55780112), (32, 48807598), (56, 27890056), (64, 24403799), (112, 13945028), (224, 6972514), (448, 3486257)]