8541428

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:264

約数の個数: 48

約数和(自身を含む): 18049920

約数和(自身を除く): 9508492

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 67, 116, 134, 157, 203, 268, 314, 406, 469, 628, 812, 938, 1099, 1876, 1943, 2198, 3886, 4396, 4553, 7772, 9106, 10519, 13601, 18212, 21038, 27202, 31871, 42076, 54404, 63742, 73633, 127484, 147266, 294532, 305051, 610102, 1220204, 2135357, 4270714, 8541428]

約数ペア:

[(1, 8541428), (2, 4270714), (4, 2135357), (7, 1220204), (14, 610102), (28, 305051), (29, 294532), (58, 147266), (67, 127484), (116, 73633), (134, 63742), (157, 54404), (203, 42076), (268, 31871), (314, 27202), (406, 21038), (469, 18212), (628, 13601), (812, 10519), (938, 9106), (1099, 7772), (1876, 4553), (1943, 4396), (2198, 3886)]