25107417

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 40622400

約数和(自身を除く): 15514983

約数列:

[1, 3, 9, 19, 29, 57, 61, 83, 87, 171, 183, 249, 261, 549, 551, 747, 1159, 1577, 1653, 1769, 2407, 3477, 4731, 4959, 5063, 5307, 7221, 10431, 14193, 15189, 15921, 21663, 33611, 45567, 45733, 96197, 100833, 137199, 146827, 288591, 302499, 411597, 440481, 865773, 1321443, 2789713, 8369139, 25107417]

約数ペア:

[(1, 25107417), (3, 8369139), (9, 2789713), (19, 1321443), (29, 865773), (57, 440481), (61, 411597), (83, 302499), (87, 288591), (171, 146827), (183, 137199), (249, 100833), (261, 96197), (549, 45733), (551, 45567), (747, 33611), (1159, 21663), (1577, 15921), (1653, 15189), (1769, 14193), (2407, 10431), (3477, 7221), (4731, 5307), (4959, 5063)]