71586915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2143}}^1$

素因数の和:2299

約数の個数: 32

約数和(自身を含む): 122259456

約数和(自身を除く): 50672541

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 1965, 2143, 2227, 6429, 6681, 10715, 11135, 32145, 33405, 36431, 109293, 182155, 280733, 546465, 842199, 1403665, 4210995, 4772461, 14317383, 23862305, 71586915]

約数ペア:

[(1, 71586915), (3, 23862305), (5, 14317383), (15, 4772461), (17, 4210995), (51, 1403665), (85, 842199), (131, 546465), (255, 280733), (393, 182155), (655, 109293), (1965, 36431), (2143, 33405), (2227, 32145), (6429, 11135), (6681, 10715)]