209814090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{67901}}^1$

素因数の和:68014

約数の個数: 32

約数和(自身を含む): 508450176

約数和(自身を除く): 298636086

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 67901, 135802, 203703, 339505, 407406, 679010, 1018515, 2037030, 6993803, 13987606, 20981409, 34969015, 41962818, 69938030, 104907045, 209814090]

約数ペア:

[(1, 209814090), (2, 104907045), (3, 69938030), (5, 41962818), (6, 34969015), (10, 20981409), (15, 13987606), (30, 6993803), (103, 2037030), (206, 1018515), (309, 679010), (515, 407406), (618, 339505), (1030, 203703), (1545, 135802), (3090, 67901)]