25681509

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7993}}^1$

素因数の和:8026

約数の個数: 32

約数和(自身を含む): 46045440

約数和(自身を除く): 20363931

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 7993, 23979, 55951, 71937, 135881, 167853, 215811, 407643, 503559, 951167, 1222929, 1510677, 2853501, 3668787, 8560503, 25681509]

約数ペア:

[(1, 25681509), (3, 8560503), (7, 3668787), (9, 2853501), (17, 1510677), (21, 1222929), (27, 951167), (51, 503559), (63, 407643), (119, 215811), (153, 167853), (189, 135881), (357, 71937), (459, 55951), (1071, 23979), (3213, 7993)]