28386235

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4259}}^1$

素因数の和:4338

約数の個数: 16

約数和(自身を含む): 35988480

約数和(自身を除く): 7602245

約数列:

[1, 5, 31, 43, 155, 215, 1333, 4259, 6665, 21295, 132029, 183137, 660145, 915685, 5677247, 28386235]

約数ペア:

[(1, 28386235), (5, 5677247), (31, 915685), (43, 660145), (155, 183137), (215, 132029), (1333, 21295), (4259, 6665)]