28756938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15923}}^1$

素因数の和:15978

約数の個数: 32

約数和(自身を含む): 67262976

約数和(自身を除く): 38506038

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 15923, 31846, 47769, 95538, 111461, 222922, 334383, 668766, 684689, 1369378, 2054067, 4108134, 4792823, 9585646, 14378469, 28756938]

約数ペア:

[(1, 28756938), (2, 14378469), (3, 9585646), (6, 4792823), (7, 4108134), (14, 2054067), (21, 1369378), (42, 684689), (43, 668766), (86, 334383), (129, 222922), (258, 111461), (301, 95538), (602, 47769), (903, 31846), (1806, 15923)]