2961173187

素因数分解:

$3^3\times 7^1\times {\mathrm{1571}}^1\times {\mathrm{9973}}^1$

素因数の和:11560

約数の個数: 32

約数和(自身を含む): 5017320960

約数和(自身を除く): 2056147773

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1571, 4713, 9973, 10997, 14139, 29919, 32991, 42417, 69811, 89757, 98973, 209433, 269271, 296919, 628299, 1884897, 15667583, 47002749, 109673081, 141008247, 329019243, 423024741, 987057729, 2961173187]

約数ペア:

[(1, 2961173187), (3, 987057729), (7, 423024741), (9, 329019243), (21, 141008247), (27, 109673081), (63, 47002749), (189, 15667583), (1571, 1884897), (4713, 628299), (9973, 296919), (10997, 269271), (14139, 209433), (29919, 98973), (32991, 89757), (42417, 69811)]