25258974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 59076864

約数和(自身を除く): 33817890

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 43, 51, 78, 86, 102, 129, 221, 258, 442, 443, 559, 663, 731, 886, 1118, 1326, 1329, 1462, 1677, 2193, 2658, 3354, 4386, 5759, 7531, 9503, 11518, 15062, 17277, 19006, 19049, 22593, 28509, 34554, 38098, 45186, 57018, 57147, 97903, 114294, 195806, 247637, 293709, 323833, 495274, 587418, 647666, 742911, 971499, 1485822, 1942998, 4209829, 8419658, 12629487, 25258974]

約数ペア:

[(1, 25258974), (2, 12629487), (3, 8419658), (6, 4209829), (13, 1942998), (17, 1485822), (26, 971499), (34, 742911), (39, 647666), (43, 587418), (51, 495274), (78, 323833), (86, 293709), (102, 247637), (129, 195806), (221, 114294), (258, 97903), (442, 57147), (443, 57018), (559, 45186), (663, 38098), (731, 34554), (886, 28509), (1118, 22593), (1326, 19049), (1329, 19006), (1462, 17277), (1677, 15062), (2193, 11518), (2658, 9503), (3354, 7531), (4386, 5759)]