139321444

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{509}}^1\times {\mathrm{1669}}^1$

素因数の和:2223

約数の個数: 24

約数和(自身を含む): 250399800

約数和(自身を除く): 111078356

約数列:

[1, 2, 4, 41, 82, 164, 509, 1018, 1669, 2036, 3338, 6676, 20869, 41738, 68429, 83476, 136858, 273716, 849521, 1699042, 3398084, 34830361, 69660722, 139321444]

約数ペア:

[(1, 139321444), (2, 69660722), (4, 34830361), (41, 3398084), (82, 1699042), (164, 849521), (509, 273716), (1018, 136858), (1669, 83476), (2036, 68429), (3338, 41738), (6676, 20869)]