28867706

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{607}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 51363840

約数和(自身を除く): 22496134

約数列:

[1, 2, 7, 14, 43, 79, 86, 158, 301, 553, 602, 607, 1106, 1214, 3397, 4249, 6794, 8498, 23779, 26101, 47558, 47953, 52202, 95906, 182707, 335671, 365414, 671342, 2061979, 4123958, 14433853, 28867706]

約数ペア:

[(1, 28867706), (2, 14433853), (7, 4123958), (14, 2061979), (43, 671342), (79, 365414), (86, 335671), (158, 182707), (301, 95906), (553, 52202), (602, 47953), (607, 47558), (1106, 26101), (1214, 23779), (3397, 8498), (4249, 6794)]