81615676815

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{9910829}}^1$

素因数の和:9910904

約数の個数: 32

約数和(自身を含む): 147473150400

約数和(自身を除く): 65857473585

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 8235, 9910829, 29732487, 49554145, 89197461, 148662435, 267592383, 445987305, 604560569, 1337961915, 1813681707, 3022802845, 5441045121, 9068408535, 16323135363, 27205225605, 81615676815]

約数ペア:

[(1, 81615676815), (3, 27205225605), (5, 16323135363), (9, 9068408535), (15, 5441045121), (27, 3022802845), (45, 1813681707), (61, 1337961915), (135, 604560569), (183, 445987305), (305, 267592383), (549, 148662435), (915, 89197461), (1647, 49554145), (2745, 29732487), (8235, 9910829)]