2728935

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 5335200

約数和(自身を除く): 2606265

約数列:

[1, 3, 5, 9, 11, 15, 33, 37, 45, 55, 99, 111, 149, 165, 185, 333, 407, 447, 495, 555, 745, 1221, 1341, 1639, 1665, 2035, 2235, 3663, 4917, 5513, 6105, 6705, 8195, 14751, 16539, 18315, 24585, 27565, 49617, 60643, 73755, 82695, 181929, 248085, 303215, 545787, 909645, 2728935]

約数ペア:

[(1, 2728935), (3, 909645), (5, 545787), (9, 303215), (11, 248085), (15, 181929), (33, 82695), (37, 73755), (45, 60643), (55, 49617), (99, 27565), (111, 24585), (149, 18315), (165, 16539), (185, 14751), (333, 8195), (407, 6705), (447, 6105), (495, 5513), (555, 4917), (745, 3663), (1221, 2235), (1341, 2035), (1639, 1665)]