16571945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1321}}^1$

素因数の和:1532

約数の個数: 16

約数和(自身を含む): 21543312

約数和(自身を除く): 4971367

約数列:

[1, 5, 13, 65, 193, 965, 1321, 2509, 6605, 12545, 17173, 85865, 254953, 1274765, 3314389, 16571945]

約数ペア:

[(1, 16571945), (5, 3314389), (13, 1274765), (65, 254953), (193, 85865), (965, 17173), (1321, 12545), (2509, 6605)]