81557766

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{26497}}^1$

素因数の和:26530

約数の個数: 40

約数和(自身を含む): 192375480

約数和(自身を除く): 110817714

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 26497, 52994, 79491, 158982, 238473, 476946, 503443, 715419, 1006886, 1430838, 1510329, 2146257, 3020658, 4292514, 4530987, 9061974, 13592961, 27185922, 40778883, 81557766]

約数ペア:

[(1, 81557766), (2, 40778883), (3, 27185922), (6, 13592961), (9, 9061974), (18, 4530987), (19, 4292514), (27, 3020658), (38, 2146257), (54, 1510329), (57, 1430838), (81, 1006886), (114, 715419), (162, 503443), (171, 476946), (342, 238473), (513, 158982), (1026, 79491), (1539, 52994), (3078, 26497)]