15381289

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{3769}}^1$

素因数の和:3840

約数の個数: 16

約数和(自身を含む): 19543680

約数和(自身を除く): 4162391

約数列:

[1, 7, 11, 53, 77, 371, 583, 3769, 4081, 26383, 41459, 199757, 290213, 1398299, 2197327, 15381289]

約数ペア:

[(1, 15381289), (7, 2197327), (11, 1398299), (53, 290213), (77, 199757), (371, 41459), (583, 26383), (3769, 4081)]