12732825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 24442880

約数和(自身を除く): 11710055

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 79, 105, 175, 237, 307, 395, 525, 553, 921, 1185, 1535, 1659, 1975, 2149, 2765, 4605, 5925, 6447, 7675, 8295, 10745, 13825, 23025, 24253, 32235, 41475, 53725, 72759, 121265, 161175, 169771, 363795, 509313, 606325, 848855, 1818975, 2546565, 4244275, 12732825]

約数ペア:

[(1, 12732825), (3, 4244275), (5, 2546565), (7, 1818975), (15, 848855), (21, 606325), (25, 509313), (35, 363795), (75, 169771), (79, 161175), (105, 121265), (175, 72759), (237, 53725), (307, 41475), (395, 32235), (525, 24253), (553, 23025), (921, 13825), (1185, 10745), (1535, 8295), (1659, 7675), (1975, 6447), (2149, 5925), (2765, 4605)]