1325991

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:606

約数の個数: 16

約数和(自身を含む): 1907840

約数和(自身を除く): 581849

約数列:

[1, 3, 19, 43, 57, 129, 541, 817, 1623, 2451, 10279, 23263, 30837, 69789, 441997, 1325991]

約数ペア:

[(1, 1325991), (3, 441997), (19, 69789), (43, 30837), (57, 23263), (129, 10279), (541, 2451), (817, 1623)]