1291245285

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{460337}}^1$

素因数の和:460373

約数の個数: 32

約数和(自身を含む): 2386392192

約数和(自身を除く): 1095146907

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 460337, 1381011, 2301685, 5063707, 6905055, 7825729, 15191121, 23477187, 25318535, 39128645, 75955605, 86083019, 117385935, 258249057, 430415095, 1291245285]

約数ペア:

[(1, 1291245285), (3, 430415095), (5, 258249057), (11, 117385935), (15, 86083019), (17, 75955605), (33, 39128645), (51, 25318535), (55, 23477187), (85, 15191121), (165, 7825729), (187, 6905055), (255, 5063707), (561, 2301685), (935, 1381011), (2805, 460337)]