28567265

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 9068575

約数列:

[1, 5, 23, 43, 53, 109, 115, 215, 265, 545, 989, 1219, 2279, 2507, 4687, 4945, 5777, 6095, 11395, 12535, 23435, 28885, 52417, 107801, 132871, 248411, 262085, 539005, 664355, 1242055, 5713453, 28567265]

約数ペア:

[(1, 28567265), (5, 5713453), (23, 1242055), (43, 664355), (53, 539005), (109, 262085), (115, 248411), (215, 132871), (265, 107801), (545, 52417), (989, 28885), (1219, 23435), (2279, 12535), (2507, 11395), (4687, 6095), (4945, 5777)]