201712049

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 261211392

約数和(自身を除く): 59499343

約数列:

[1, 7, 11, 37, 77, 101, 259, 407, 701, 707, 1111, 2849, 3737, 4907, 7711, 7777, 25937, 26159, 41107, 53977, 70801, 181559, 285307, 287749, 495607, 778811, 1997149, 2619637, 5451677, 18337459, 28816007, 201712049]

約数ペア:

[(1, 201712049), (7, 28816007), (11, 18337459), (37, 5451677), (77, 2619637), (101, 1997149), (259, 778811), (407, 495607), (701, 287749), (707, 285307), (1111, 181559), (2849, 70801), (3737, 53977), (4907, 41107), (7711, 26159), (7777, 25937)]