25817373

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{18749}}^1$

素因数の和:18778

約数の個数: 20

約数和(自身を含む): 40837500

約数和(自身を除く): 15020127

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 18749, 56247, 168741, 318733, 506223, 956199, 1518669, 2868597, 8605791, 25817373]

約数ペア:

[(1, 25817373), (3, 8605791), (9, 2868597), (17, 1518669), (27, 956199), (51, 506223), (81, 318733), (153, 168741), (459, 56247), (1377, 18749)]