13604115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 25740288

約数和(自身を除く): 12136173

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 83, 105, 147, 223, 245, 249, 415, 581, 669, 735, 1115, 1245, 1561, 1743, 2905, 3345, 4067, 4683, 7805, 8715, 10927, 12201, 18509, 20335, 23415, 32781, 54635, 55527, 61005, 92545, 129563, 163905, 277635, 388689, 647815, 906941, 1943445, 2720823, 4534705, 13604115]

約数ペア:

[(1, 13604115), (3, 4534705), (5, 2720823), (7, 1943445), (15, 906941), (21, 647815), (35, 388689), (49, 277635), (83, 163905), (105, 129563), (147, 92545), (223, 61005), (245, 55527), (249, 54635), (415, 32781), (581, 23415), (669, 20335), (735, 18509), (1115, 12201), (1245, 10927), (1561, 8715), (1743, 7805), (2905, 4683), (3345, 4067)]