205465395

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{691}}^1$

素因数の和:1203

約数の個数: 32

約数和(自身を含む): 337607424

約数和(自身を除く): 132142029

約数列:

[1, 3, 5, 15, 43, 129, 215, 461, 645, 691, 1383, 2073, 2305, 3455, 6915, 10365, 19823, 29713, 59469, 89139, 99115, 148565, 297345, 318551, 445695, 955653, 1592755, 4778265, 13697693, 41093079, 68488465, 205465395]

約数ペア:

[(1, 205465395), (3, 68488465), (5, 41093079), (15, 13697693), (43, 4778265), (129, 1592755), (215, 955653), (461, 445695), (645, 318551), (691, 297345), (1383, 148565), (2073, 99115), (2305, 89139), (3455, 59469), (6915, 29713), (10365, 19823)]