215689636

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{3559}}^1$

素因数の和:3811

約数の個数: 24

約数和(自身を含む): 383768000

約数和(自身を除く): 168078364

約数列:

[1, 2, 4, 109, 139, 218, 278, 436, 556, 3559, 7118, 14236, 15151, 30302, 60604, 387931, 494701, 775862, 989402, 1551724, 1978804, 53922409, 107844818, 215689636]

約数ペア:

[(1, 215689636), (2, 107844818), (4, 53922409), (109, 1978804), (139, 1551724), (218, 989402), (278, 775862), (436, 494701), (556, 387931), (3559, 60604), (7118, 30302), (14236, 15151)]