39513985

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{15901}}^1$

素因数の和:15984

約数の個数: 16

約数和(自身を含む): 54957312

約数和(自身を除く): 15443327

約数列:

[1, 5, 7, 35, 71, 355, 497, 2485, 15901, 79505, 111307, 556535, 1128971, 5644855, 7902797, 39513985]

約数ペア:

[(1, 39513985), (5, 7902797), (7, 5644855), (35, 1128971), (71, 556535), (355, 111307), (497, 79505), (2485, 15901)]