387626406

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{17891}}^1$

素因数の和:18076

約数の個数: 32

約数和(自身を含む): 814157568

約数和(自身を除く): 426531162

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157, 314, 471, 942, 3611, 7222, 10833, 17891, 21666, 35782, 53673, 107346, 411493, 822986, 1234479, 2468958, 2808887, 5617774, 8426661, 16853322, 64604401, 129208802, 193813203, 387626406]

約数ペア:

[(1, 387626406), (2, 193813203), (3, 129208802), (6, 64604401), (23, 16853322), (46, 8426661), (69, 5617774), (138, 2808887), (157, 2468958), (314, 1234479), (471, 822986), (942, 411493), (3611, 107346), (7222, 53673), (10833, 35782), (17891, 21666)]