2185131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1362

約数の個数: 16

約数和(自身を含む): 3213056

約数和(自身を除く): 1027925

約数列:

[1, 3, 13, 39, 43, 129, 559, 1303, 1677, 3909, 16939, 50817, 56029, 168087, 728377, 2185131]

約数ペア:

[(1, 2185131), (3, 728377), (13, 168087), (39, 56029), (43, 50817), (129, 16939), (559, 3909), (1303, 1677)]