15988893

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2131}}^1$

素因数の和:2236

約数の個数: 16

約数和(自身を含む): 22206912

約数和(自身を除く): 6218019

約数列:

[1, 3, 41, 61, 123, 183, 2131, 2501, 6393, 7503, 87371, 129991, 262113, 389973, 5329631, 15988893]

約数ペア:

[(1, 15988893), (3, 5329631), (41, 389973), (61, 262113), (123, 129991), (183, 87371), (2131, 7503), (2501, 6393)]