2855105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 4071168

約数和(自身を除く): 1216063

約数列:

[1, 5, 11, 23, 37, 55, 61, 115, 185, 253, 305, 407, 671, 851, 1265, 1403, 2035, 2257, 3355, 4255, 7015, 9361, 11285, 15433, 24827, 46805, 51911, 77165, 124135, 259555, 571021, 2855105]

約数ペア:

[(1, 2855105), (5, 571021), (11, 259555), (23, 124135), (37, 77165), (55, 51911), (61, 46805), (115, 24827), (185, 15433), (253, 11285), (305, 9361), (407, 7015), (671, 4255), (851, 3355), (1265, 2257), (1403, 2035)]