4391247

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3121}}^1$

素因数の和:3198

約数の個数: 16

約数和(自身を含む): 6793472

約数和(自身を除く): 2402225

約数列:

[1, 3, 7, 21, 67, 201, 469, 1407, 3121, 9363, 21847, 65541, 209107, 627321, 1463749, 4391247]

約数ペア:

[(1, 4391247), (3, 1463749), (7, 627321), (21, 209107), (67, 65541), (201, 21847), (469, 9363), (1407, 3121)]