128420242857

素因数分解:

$3^4\times {\mathrm{73}}^1\times {\mathrm{1913}}^1\times {\mathrm{11353}}^1$

素因数の和:13351

約数の個数: 40

約数和(自身を含む): 194584352424

約数和(自身を除く): 66164109567

約数列:

[1, 3, 9, 27, 73, 81, 219, 657, 1913, 1971, 5739, 5913, 11353, 17217, 34059, 51651, 102177, 139649, 154953, 306531, 418947, 828769, 919593, 1256841, 2486307, 3770523, 7458921, 11311569, 21718289, 22376763, 65154867, 67130289, 195464601, 586393803, 1585435097, 1759181409, 4756305291, 14268915873, 42806747619, 128420242857]

約数ペア:

[(1, 128420242857), (3, 42806747619), (9, 14268915873), (27, 4756305291), (73, 1759181409), (81, 1585435097), (219, 586393803), (657, 195464601), (1913, 67130289), (1971, 65154867), (5739, 22376763), (5913, 21718289), (11353, 11311569), (17217, 7458921), (34059, 3770523), (51651, 2486307), (102177, 1256841), (139649, 919593), (154953, 828769), (306531, 418947)]