315318.0000000

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{607}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 7879680

約数和(自身を除く): 3390915

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 607, 1479, 1821, 2465, 3035, 7395, 9105, 10319, 17603, 30957, 51595, 52809, 88015, 154785, 264045, 299251, 897753, 1496255, 4488765]

約数ペア:

[(1, 4488765), (3, 1496255), (5, 897753), (15, 299251), (17, 264045), (29, 154785), (51, 88015), (85, 52809), (87, 51595), (145, 30957), (255, 17603), (435, 10319), (493, 9105), (607, 7395), (1479, 3035), (1821, 2465)]