15972005

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{19841}}^1$

素因数の和:19876

約数の個数: 16

約数和(自身を含む): 22857984

約数和(自身を除く): 6885979

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 19841, 99205, 138887, 456343, 694435, 2281715, 3194401, 15972005]

約数ペア:

[(1, 15972005), (5, 3194401), (7, 2281715), (23, 694435), (35, 456343), (115, 138887), (161, 99205), (805, 19841)]