25148409

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 48

約数和(自身を含む): 41372352

約数和(自身を除く): 16223943

約数列:

[1, 3, 11, 13, 31, 33, 39, 61, 93, 143, 183, 341, 403, 429, 671, 793, 961, 1023, 1209, 1891, 2013, 2379, 2883, 4433, 5673, 8723, 10571, 12493, 13299, 20801, 24583, 26169, 31713, 37479, 58621, 62403, 73749, 137423, 175863, 270413, 412269, 644831, 762073, 811239, 1934493, 2286219, 8382803, 25148409]

約数ペア:

[(1, 25148409), (3, 8382803), (11, 2286219), (13, 1934493), (31, 811239), (33, 762073), (39, 644831), (61, 412269), (93, 270413), (143, 175863), (183, 137423), (341, 73749), (403, 62403), (429, 58621), (671, 37479), (793, 31713), (961, 26169), (1023, 24583), (1209, 20801), (1891, 13299), (2013, 12493), (2379, 10571), (2883, 8723), (4433, 5673)]