25782069

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 37818880

約数和(自身を除く): 12036811

約数列:

[1, 3, 19, 43, 57, 67, 129, 157, 201, 471, 817, 1273, 2451, 2881, 2983, 3819, 6751, 8643, 8949, 10519, 20253, 31557, 54739, 128269, 164217, 199861, 384807, 452317, 599583, 1356951, 8594023, 25782069]

約数ペア:

[(1, 25782069), (3, 8594023), (19, 1356951), (43, 599583), (57, 452317), (67, 384807), (129, 199861), (157, 164217), (201, 128269), (471, 54739), (817, 31557), (1273, 20253), (2451, 10519), (2881, 8949), (2983, 8643), (3819, 6751)]