28027722947

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1061}}^1\times {\mathrm{2393}}^1$

素因数の和:3563

約数の個数: 32

約数和(自身を含む): 34170232320

約数和(自身を除く): 6142509373

約数列:

[1, 7, 19, 83, 133, 581, 1061, 1577, 2393, 7427, 11039, 16751, 20159, 45467, 88063, 141113, 198619, 318269, 616441, 1390333, 1673197, 2538973, 3773761, 11712379, 17772811, 26416327, 48240487, 210734759, 337683409, 1475143313, 4003960421, 28027722947]

約数ペア:

[(1, 28027722947), (7, 4003960421), (19, 1475143313), (83, 337683409), (133, 210734759), (581, 48240487), (1061, 26416327), (1577, 17772811), (2393, 11712379), (7427, 3773761), (11039, 2538973), (16751, 1673197), (20159, 1390333), (45467, 616441), (88063, 318269), (141113, 198619)]