15878248

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 30492000

約数和(自身を除く): 14613752

約数列:

[1, 2, 4, 8, 109, 131, 139, 218, 262, 278, 436, 524, 556, 872, 1048, 1112, 14279, 15151, 18209, 28558, 30302, 36418, 57116, 60604, 72836, 114232, 121208, 145672, 1984781, 3969562, 7939124, 15878248]

約数ペア:

[(1, 15878248), (2, 7939124), (4, 3969562), (8, 1984781), (109, 145672), (131, 121208), (139, 114232), (218, 72836), (262, 60604), (278, 57116), (436, 36418), (524, 30302), (556, 28558), (872, 18209), (1048, 15151), (1112, 14279)]