28870408

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1567}}^1$

素因数の和:1634

約数の個数: 48

約数和(自身を含む): 64350720

約数和(自身を除く): 35480312

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 329, 376, 392, 658, 1316, 1567, 2303, 2632, 3134, 4606, 6268, 9212, 10969, 12536, 18424, 21938, 43876, 73649, 76783, 87752, 147298, 153566, 294596, 307132, 515543, 589192, 614264, 1031086, 2062172, 3608801, 4124344, 7217602, 14435204, 28870408]

約数ペア:

[(1, 28870408), (2, 14435204), (4, 7217602), (7, 4124344), (8, 3608801), (14, 2062172), (28, 1031086), (47, 614264), (49, 589192), (56, 515543), (94, 307132), (98, 294596), (188, 153566), (196, 147298), (329, 87752), (376, 76783), (392, 73649), (658, 43876), (1316, 21938), (1567, 18424), (2303, 12536), (2632, 10969), (3134, 9212), (4606, 6268)]