40439553

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 69439680

約数和(自身を除く): 29000127

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 89, 147, 231, 267, 281, 539, 623, 843, 979, 1617, 1869, 1967, 2937, 3091, 4361, 5901, 6853, 9273, 13083, 13769, 20559, 21637, 25009, 41307, 47971, 64911, 75027, 143913, 151459, 175063, 275099, 454377, 525189, 825297, 1225441, 1925693, 3676323, 5777079, 13479851, 40439553]

約数ペア:

[(1, 40439553), (3, 13479851), (7, 5777079), (11, 3676323), (21, 1925693), (33, 1225441), (49, 825297), (77, 525189), (89, 454377), (147, 275099), (231, 175063), (267, 151459), (281, 143913), (539, 75027), (623, 64911), (843, 47971), (979, 41307), (1617, 25009), (1869, 21637), (1967, 20559), (2937, 13769), (3091, 13083), (4361, 9273), (5901, 6853)]