40497158

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:560

約数の個数: 32

約数和(自身を含む): 68789952

約数和(自身を除く): 28292794

約数列:

[1, 2, 13, 23, 26, 46, 241, 281, 299, 482, 562, 598, 3133, 3653, 5543, 6266, 6463, 7306, 11086, 12926, 67721, 72059, 84019, 135442, 144118, 168038, 880373, 1557583, 1760746, 3115166, 20248579, 40497158]

約数ペア:

[(1, 40497158), (2, 20248579), (13, 3115166), (23, 1760746), (26, 1557583), (46, 880373), (241, 168038), (281, 144118), (299, 135442), (482, 84019), (562, 72059), (598, 67721), (3133, 12926), (3653, 11086), (5543, 7306), (6266, 6463)]