30301257

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{571}}^1$

素因数の和:626

約数の個数: 36

約数和(自身を含む): 49688496

約数和(自身を除く): 19387239

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 571, 931, 1083, 1713, 2527, 2793, 3997, 7581, 10849, 11991, 17689, 27979, 32547, 53067, 75943, 83937, 206131, 227829, 531601, 618393, 1442917, 1594803, 4328751, 10100419, 30301257]

約数ペア:

[(1, 30301257), (3, 10100419), (7, 4328751), (19, 1594803), (21, 1442917), (49, 618393), (57, 531601), (133, 227829), (147, 206131), (361, 83937), (399, 75943), (571, 53067), (931, 32547), (1083, 27979), (1713, 17689), (2527, 11991), (2793, 10849), (3997, 7581)]