28558235

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{6991}}^1$

素因数の和:7058

約数の個数: 16

約数和(自身を含む): 36917760

約数和(自身を除く): 8359525

約数列:

[1, 5, 19, 43, 95, 215, 817, 4085, 6991, 34955, 132829, 300613, 664145, 1503065, 5711647, 28558235]

約数ペア:

[(1, 28558235), (5, 5711647), (19, 1503065), (43, 664145), (95, 300613), (215, 132829), (817, 34955), (4085, 6991)]