25720278

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 53108352

約数和(自身を除く): 27388074

約数列:

[1, 2, 3, 6, 43, 86, 129, 131, 258, 262, 393, 761, 786, 1522, 2283, 4566, 5633, 11266, 16899, 32723, 33798, 65446, 98169, 99691, 196338, 199382, 299073, 598146, 4286713, 8573426, 12860139, 25720278]

約数ペア:

[(1, 25720278), (2, 12860139), (3, 8573426), (6, 4286713), (43, 598146), (86, 299073), (129, 199382), (131, 196338), (258, 99691), (262, 98169), (393, 65446), (761, 33798), (786, 32723), (1522, 16899), (2283, 11266), (4566, 5633)]