2078128535

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{25127}}^1$

素因数の和:25295

約数の個数: 32

約数和(自身を含む): 3039482880

約数和(自身を除く): 961354345

約数列:

[1, 5, 7, 17, 35, 85, 119, 139, 595, 695, 973, 2363, 4865, 11815, 16541, 25127, 82705, 125635, 175889, 427159, 879445, 2135795, 2990113, 3492653, 14950565, 17463265, 24448571, 59375101, 122242855, 296875505, 415625707, 2078128535]

約数ペア:

[(1, 2078128535), (5, 415625707), (7, 296875505), (17, 122242855), (35, 59375101), (85, 24448571), (119, 17463265), (139, 14950565), (595, 3492653), (695, 2990113), (973, 2135795), (2363, 879445), (4865, 427159), (11815, 175889), (16541, 125635), (25127, 82705)]