987788131

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109913}}^1$

素因数の和:109986

約数の個数: 16

約数和(自身を含む): 1160691840

約数和(自身を除く): 172903709

約数列:

[1, 11, 19, 43, 209, 473, 817, 8987, 109913, 1209043, 2088347, 4726259, 22971817, 51988849, 89798921, 987788131]

約数ペア:

[(1, 987788131), (11, 89798921), (19, 51988849), (43, 22971817), (209, 4726259), (473, 2088347), (817, 1209043), (8987, 109913)]