644158144

素因数分解:

$2^6\times 7^1\times {\mathrm{1437853}}^1$

素因数の和:1437872

約数の個数: 28

約数和(自身を含む): 1460859664

約数和(自身を除く): 816701520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 1437853, 2875706, 5751412, 10064971, 11502824, 20129942, 23005648, 40259884, 46011296, 80519768, 92022592, 161039536, 322079072, 644158144]

約数ペア:

[(1, 644158144), (2, 322079072), (4, 161039536), (7, 92022592), (8, 80519768), (14, 46011296), (16, 40259884), (28, 23005648), (32, 20129942), (56, 11502824), (64, 10064971), (112, 5751412), (224, 2875706), (448, 1437853)]