25998003

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{6829}}^1$

素因数の和:6888

約数の個数: 20

約数和(自身を含む): 39668640

約数和(自身を除く): 13670637

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 6829, 20487, 61461, 184383, 320963, 553149, 962889, 2888667, 8666001, 25998003]

約数ペア:

[(1, 25998003), (3, 8666001), (9, 2888667), (27, 962889), (47, 553149), (81, 320963), (141, 184383), (423, 61461), (1269, 20487), (3807, 6829)]