258336584

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{13913}}^1$

素因数の和:14141

約数の個数: 32

約数和(自身を含む): 530958240

約数和(自身を除く): 272621656

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 211, 422, 844, 1688, 2321, 4642, 9284, 13913, 18568, 27826, 55652, 111304, 153043, 306086, 612172, 1224344, 2935643, 5871286, 11742572, 23485144, 32292073, 64584146, 129168292, 258336584]

約数ペア:

[(1, 258336584), (2, 129168292), (4, 64584146), (8, 32292073), (11, 23485144), (22, 11742572), (44, 5871286), (88, 2935643), (211, 1224344), (422, 612172), (844, 306086), (1688, 153043), (2321, 111304), (4642, 55652), (9284, 27826), (13913, 18568)]