155488935

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20857}}^1$

素因数の和:20943

約数の個数: 32

約数和(自身を含む): 288340992

約数和(自身を除く): 132852057

約数列:

[1, 3, 5, 7, 15, 21, 35, 71, 105, 213, 355, 497, 1065, 1491, 2485, 7455, 20857, 62571, 104285, 145999, 312855, 437997, 729995, 1480847, 2189985, 4442541, 7404235, 10365929, 22212705, 31097787, 51829645, 155488935]

約数ペア:

[(1, 155488935), (3, 51829645), (5, 31097787), (7, 22212705), (15, 10365929), (21, 7404235), (35, 4442541), (71, 2189985), (105, 1480847), (213, 729995), (355, 437997), (497, 312855), (1065, 145999), (1491, 104285), (2485, 62571), (7455, 20857)]