30260559

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 48960000

約数和(自身を除く): 18699441

約数列:

[1, 3, 7, 19, 21, 57, 133, 149, 399, 447, 509, 1043, 1527, 2831, 3129, 3563, 8493, 9671, 10689, 19817, 29013, 59451, 67697, 75841, 203091, 227523, 530887, 1440979, 1592661, 4322937, 10086853, 30260559]

約数ペア:

[(1, 30260559), (3, 10086853), (7, 4322937), (19, 1592661), (21, 1440979), (57, 530887), (133, 227523), (149, 203091), (399, 75841), (447, 67697), (509, 59451), (1043, 29013), (1527, 19817), (2831, 10689), (3129, 9671), (3563, 8493)]