7921328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 16427520

約数和(自身を除く): 8506192

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 367, 568, 734, 1136, 1349, 1468, 2698, 2936, 5396, 5872, 6973, 10792, 13946, 21584, 26057, 27892, 52114, 55784, 104228, 111568, 208456, 416912, 495083, 990166, 1980332, 3960664, 7921328]

約数ペア:

[(1, 7921328), (2, 3960664), (4, 1980332), (8, 990166), (16, 495083), (19, 416912), (38, 208456), (71, 111568), (76, 104228), (142, 55784), (152, 52114), (284, 27892), (304, 26057), (367, 21584), (568, 13946), (734, 10792), (1136, 6973), (1349, 5872), (1468, 5396), (2698, 2936)]