257216254

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{1861}}^1\times {\mathrm{2383}}^1$

素因数の和:4275

約数の個数: 16

約数和(自身を含む): 399510720

約数和(自身を除く): 142294466

約数列:

[1, 2, 29, 58, 1861, 2383, 3722, 4766, 53969, 69107, 107938, 138214, 4434763, 8869526, 128608127, 257216254]

約数ペア:

[(1, 257216254), (2, 128608127), (29, 8869526), (58, 4434763), (1861, 138214), (2383, 107938), (3722, 69107), (4766, 53969)]