28741185

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1873}}^1$

素因数の和:1926

約数の個数: 48

約数和(自身を含む): 56130048

約数和(自身を除く): 27388863

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1395, 1705, 1873, 3069, 5115, 5619, 9365, 15345, 16857, 20603, 28095, 58063, 61809, 84285, 103015, 174189, 185427, 290315, 309045, 522567, 638693, 870945, 927135, 1916079, 2612835, 3193465, 5748237, 9580395, 28741185]

約数ペア:

[(1, 28741185), (3, 9580395), (5, 5748237), (9, 3193465), (11, 2612835), (15, 1916079), (31, 927135), (33, 870945), (45, 638693), (55, 522567), (93, 309045), (99, 290315), (155, 185427), (165, 174189), (279, 103015), (341, 84285), (465, 61809), (495, 58063), (1023, 28095), (1395, 20603), (1705, 16857), (1873, 15345), (3069, 9365), (5115, 5619)]