2887395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 5349888

約数和(自身を除く): 2462493

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 107, 257, 321, 535, 749, 771, 1285, 1605, 1799, 2247, 3745, 3855, 5397, 8995, 11235, 26985, 27499, 82497, 137495, 192493, 412485, 577479, 962465, 2887395]

約数ペア:

[(1, 2887395), (3, 962465), (5, 577479), (7, 412485), (15, 192493), (21, 137495), (35, 82497), (105, 27499), (107, 26985), (257, 11235), (321, 8995), (535, 5397), (749, 3855), (771, 3745), (1285, 2247), (1605, 1799)]