28067865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8623}}^1$

素因数の和:8669

約数の個数: 32

約数和(自身を含む): 52985856

約数和(自身を除く): 24917991

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 93, 105, 155, 217, 465, 651, 1085, 3255, 8623, 25869, 43115, 60361, 129345, 181083, 267313, 301805, 801939, 905415, 1336565, 1871191, 4009695, 5613573, 9355955, 28067865]

約数ペア:

[(1, 28067865), (3, 9355955), (5, 5613573), (7, 4009695), (15, 1871191), (21, 1336565), (31, 905415), (35, 801939), (93, 301805), (105, 267313), (155, 181083), (217, 129345), (465, 60361), (651, 43115), (1085, 25869), (3255, 8623)]