12172615

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{863}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 18579456

約数和(自身を除く): 6406841

約数列:

[1, 5, 7, 13, 31, 35, 65, 91, 155, 217, 403, 455, 863, 1085, 2015, 2821, 4315, 6041, 11219, 14105, 26753, 30205, 56095, 78533, 133765, 187271, 347789, 392665, 936355, 1738945, 2434523, 12172615]

約数ペア:

[(1, 12172615), (5, 2434523), (7, 1738945), (13, 936355), (31, 392665), (35, 347789), (65, 187271), (91, 133765), (155, 78533), (217, 56095), (403, 30205), (455, 26753), (863, 14105), (1085, 11219), (2015, 6041), (2821, 4315)]