28061910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:159

約数の個数: 96

約数和(自身を含む): 78331680

約数和(自身を除く): 50269770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 53, 54, 74, 90, 106, 111, 135, 159, 185, 222, 265, 270, 318, 333, 370, 477, 530, 555, 666, 795, 954, 999, 1110, 1431, 1590, 1665, 1961, 1998, 2385, 2809, 2862, 3330, 3922, 4770, 4995, 5618, 5883, 7155, 8427, 9805, 9990, 11766, 14045, 14310, 16854, 17649, 19610, 25281, 28090, 29415, 35298, 42135, 50562, 52947, 58830, 75843, 84270, 88245, 103933, 105894, 126405, 151686, 176490, 207866, 252810, 264735, 311799, 379215, 519665, 529470, 623598, 758430, 935397, 1039330, 1558995, 1870794, 2806191, 3117990, 4676985, 5612382, 9353970, 14030955, 28061910]

約数ペア:

[(1, 28061910), (2, 14030955), (3, 9353970), (5, 5612382), (6, 4676985), (9, 3117990), (10, 2806191), (15, 1870794), (18, 1558995), (27, 1039330), (30, 935397), (37, 758430), (45, 623598), (53, 529470), (54, 519665), (74, 379215), (90, 311799), (106, 264735), (111, 252810), (135, 207866), (159, 176490), (185, 151686), (222, 126405), (265, 105894), (270, 103933), (318, 88245), (333, 84270), (370, 75843), (477, 58830), (530, 52947), (555, 50562), (666, 42135), (795, 35298), (954, 29415), (999, 28090), (1110, 25281), (1431, 19610), (1590, 17649), (1665, 16854), (1961, 14310), (1998, 14045), (2385, 11766), (2809, 9990), (2862, 9805), (3330, 8427), (3922, 7155), (4770, 5883), (4995, 5618)]