28709373

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3359}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 49029120

約数和(自身を除く): 20319747

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 3359, 8547, 10077, 23513, 36949, 70539, 110847, 124283, 258643, 372849, 775929, 869981, 1367113, 2609943, 4101339, 9569791, 28709373]

約数ペア:

[(1, 28709373), (3, 9569791), (7, 4101339), (11, 2609943), (21, 1367113), (33, 869981), (37, 775929), (77, 372849), (111, 258643), (231, 124283), (259, 110847), (407, 70539), (777, 36949), (1221, 23513), (2849, 10077), (3359, 8547)]