3398409

素因数分解:

$3^3\times 7^1\times {\mathrm{17981}}^1$

素因数の和:17997

約数の個数: 16

約数和(自身を含む): 5754240

約数和(自身を除く): 2355831

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 17981, 53943, 125867, 161829, 377601, 485487, 1132803, 3398409]

約数ペア:

[(1, 3398409), (3, 1132803), (7, 485487), (9, 377601), (21, 161829), (27, 125867), (63, 53943), (189, 17981)]