51820245

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39709}}^1$

素因数の和:39749

約数の個数: 24

約数和(自身を含む): 92921400

約数和(自身を除く): 41101155

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 39709, 119127, 198545, 357381, 595635, 1151561, 1786905, 3454683, 5757805, 10364049, 17273415, 51820245]

約数ペア:

[(1, 51820245), (3, 17273415), (5, 10364049), (9, 5757805), (15, 3454683), (29, 1786905), (45, 1151561), (87, 595635), (145, 357381), (261, 198545), (435, 119127), (1305, 39709)]