28214307

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12391}}^1$

素因数の和:12431

約数の個数: 24

約数和(自身を含む): 46395648

約数和(自身を除く): 18181341

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 2277, 12391, 37173, 111519, 136301, 284993, 408903, 854979, 1226709, 2564937, 3134923, 9404769, 28214307]

約数ペア:

[(1, 28214307), (3, 9404769), (9, 3134923), (11, 2564937), (23, 1226709), (33, 854979), (69, 408903), (99, 284993), (207, 136301), (253, 111519), (759, 37173), (2277, 12391)]