28798028

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 59781120

約数和(自身を除く): 30983092

約数列:

[1, 2, 4, 7, 14, 28, 47, 79, 94, 158, 188, 277, 316, 329, 553, 554, 658, 1106, 1108, 1316, 1939, 2212, 3713, 3878, 7426, 7756, 13019, 14852, 21883, 25991, 26038, 43766, 51982, 52076, 87532, 91133, 103964, 153181, 182266, 306362, 364532, 612724, 1028501, 2057002, 4114004, 7199507, 14399014, 28798028]

約数ペア:

[(1, 28798028), (2, 14399014), (4, 7199507), (7, 4114004), (14, 2057002), (28, 1028501), (47, 612724), (79, 364532), (94, 306362), (158, 182266), (188, 153181), (277, 103964), (316, 91133), (329, 87532), (553, 52076), (554, 51982), (658, 43766), (1106, 26038), (1108, 25991), (1316, 21883), (1939, 14852), (2212, 13019), (3713, 7756), (3878, 7426)]