25808517

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7187}}^1$

素因数の和:7222

約数の個数: 32

約数和(自身を含む): 46003200

約数和(自身を除く): 20194683

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 7187, 21561, 50309, 64683, 136553, 150927, 194049, 409659, 452781, 955871, 1228977, 1358343, 2867613, 3686931, 8602839, 25808517]

約数ペア:

[(1, 25808517), (3, 8602839), (7, 3686931), (9, 2867613), (19, 1358343), (21, 1228977), (27, 955871), (57, 452781), (63, 409659), (133, 194049), (171, 150927), (189, 136553), (399, 64683), (513, 50309), (1197, 21561), (3591, 7187)]