213767241

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:473

約数の個数: 32

約数和(自身を含む): 301040256

約数和(自身を除く): 87273015

約数列:

[1, 3, 37, 61, 111, 131, 183, 241, 393, 723, 2257, 4847, 6771, 7991, 8917, 14541, 14701, 23973, 26751, 31571, 44103, 94713, 295667, 543937, 887001, 1168127, 1631811, 1925831, 3504381, 5777493, 71255747, 213767241]

約数ペア:

[(1, 213767241), (3, 71255747), (37, 5777493), (61, 3504381), (111, 1925831), (131, 1631811), (183, 1168127), (241, 887001), (393, 543937), (723, 295667), (2257, 94713), (4847, 44103), (6771, 31571), (7991, 26751), (8917, 23973), (14541, 14701)]