18241275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 33185376

約数和(自身を除く): 14944101

約数列:

[1, 3, 5, 13, 15, 25, 39, 53, 65, 75, 159, 195, 265, 325, 353, 689, 795, 975, 1059, 1325, 1765, 2067, 3445, 3975, 4589, 5295, 8825, 10335, 13767, 17225, 18709, 22945, 26475, 51675, 56127, 68835, 93545, 114725, 243217, 280635, 344175, 467725, 729651, 1216085, 1403175, 3648255, 6080425, 18241275]

約数ペア:

[(1, 18241275), (3, 6080425), (5, 3648255), (13, 1403175), (15, 1216085), (25, 729651), (39, 467725), (53, 344175), (65, 280635), (75, 243217), (159, 114725), (195, 93545), (265, 68835), (325, 56127), (353, 51675), (689, 26475), (795, 22945), (975, 18709), (1059, 17225), (1325, 13767), (1765, 10335), (2067, 8825), (3445, 5295), (3975, 4589)]