3980847

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{991}}^1$

素因数の和:1110

約数の個数: 16

約数和(自身を含む): 5777408

約数和(自身を除く): 1796561

約数列:

[1, 3, 13, 39, 103, 309, 991, 1339, 2973, 4017, 12883, 38649, 102073, 306219, 1326949, 3980847]

約数ペア:

[(1, 3980847), (3, 1326949), (13, 306219), (39, 102073), (103, 38649), (309, 12883), (991, 4017), (1339, 2973)]