15872847

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{991}}^1$

素因数の和:1294

約数の個数: 16

約数和(自身を含む): 22379520

約数和(自身を除く): 6506673

約数列:

[1, 3, 19, 57, 281, 843, 991, 2973, 5339, 16017, 18829, 56487, 278471, 835413, 5290949, 15872847]

約数ペア:

[(1, 15872847), (3, 5290949), (19, 835413), (57, 278471), (281, 56487), (843, 18829), (991, 16017), (2973, 5339)]