13281136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1279}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 28569600

約数和(自身を除く): 15288464

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1279, 1298, 2558, 2596, 5116, 5192, 10232, 10384, 14069, 20464, 28138, 56276, 75461, 112552, 150922, 225104, 301844, 603688, 830071, 1207376, 1660142, 3320284, 6640568, 13281136]

約数ペア:

[(1, 13281136), (2, 6640568), (4, 3320284), (8, 1660142), (11, 1207376), (16, 830071), (22, 603688), (44, 301844), (59, 225104), (88, 150922), (118, 112552), (176, 75461), (236, 56276), (472, 28138), (649, 20464), (944, 14069), (1279, 10384), (1298, 10232), (2558, 5192), (2596, 5116)]