27805905

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{13147}}^1$

素因数の和:13205

約数の個数: 24

約数和(自身を含む): 49226112

約数和(自身を除く): 21420207

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 13147, 39441, 65735, 118323, 197205, 591615, 617909, 1853727, 3089545, 5561181, 9268635, 27805905]

約数ペア:

[(1, 27805905), (3, 9268635), (5, 5561181), (9, 3089545), (15, 1853727), (45, 617909), (47, 591615), (141, 197205), (235, 118323), (423, 65735), (705, 39441), (2115, 13147)]