222980786

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:998

約数の個数: 32

約数和(自身を含む): 388177920

約数和(自身を除く): 165197134

約数列:

[1, 2, 7, 14, 103, 206, 239, 478, 647, 721, 1294, 1442, 1673, 3346, 4529, 9058, 24617, 49234, 66641, 133282, 154633, 172319, 309266, 344638, 466487, 932974, 1082431, 2164862, 15927199, 31854398, 111490393, 222980786]

約数ペア:

[(1, 222980786), (2, 111490393), (7, 31854398), (14, 15927199), (103, 2164862), (206, 1082431), (239, 932974), (478, 466487), (647, 344638), (721, 309266), (1294, 172319), (1442, 154633), (1673, 133282), (3346, 66641), (4529, 49234), (9058, 24617)]