12579985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1801}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 16607232

約数和(自身を除く): 4027247

約数列:

[1, 5, 11, 55, 127, 635, 1397, 1801, 6985, 9005, 19811, 99055, 228727, 1143635, 2515997, 12579985]

約数ペア:

[(1, 12579985), (5, 2515997), (11, 1143635), (55, 228727), (127, 99055), (635, 19811), (1397, 9005), (1801, 6985)]