385815129

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{18539}}^1$

素因数の和:19540

約数の個数: 16

約数和(自身を含む): 588533760

約数和(自身を除く): 202718631

約数列:

[1, 3, 7, 21, 991, 2973, 6937, 18539, 20811, 55617, 129773, 389319, 18372149, 55116447, 128605043, 385815129]

約数ペア:

[(1, 385815129), (3, 128605043), (7, 55116447), (21, 18372149), (991, 389319), (2973, 129773), (6937, 55617), (18539, 20811)]