15005921

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:464

約数の個数: 16

約数和(自身を含む): 17614080

約数和(自身を除く): 2608159

約数列:

[1, 7, 71, 109, 277, 497, 763, 1939, 7739, 19667, 30193, 54173, 137669, 211351, 2143703, 15005921]

約数ペア:

[(1, 15005921), (7, 2143703), (71, 211351), (109, 137669), (277, 54173), (497, 30193), (763, 19667), (1939, 7739)]