40643141

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 54639360

約数和(自身を除く): 13996219

約数列:

[1, 7, 11, 17, 61, 77, 119, 187, 427, 509, 671, 1037, 1309, 3563, 4697, 5599, 7259, 8653, 11407, 31049, 39193, 60571, 79849, 95183, 217343, 341539, 527833, 666281, 2390773, 3694831, 5806163, 40643141]

約数ペア:

[(1, 40643141), (7, 5806163), (11, 3694831), (17, 2390773), (61, 666281), (77, 527833), (119, 341539), (187, 217343), (427, 95183), (509, 79849), (671, 60571), (1037, 39193), (1309, 31049), (3563, 11407), (4697, 8653), (5599, 7259)]