2912891156

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^2$

素因数の和:517

約数の個数: 72

約数和(自身を含む): 6098150016

約数和(自身を除く): 3185258860

約数列:

[1, 2, 4, 7, 14, 28, 37, 71, 74, 142, 148, 199, 259, 284, 398, 497, 518, 796, 994, 1036, 1393, 1988, 2627, 2786, 5254, 5572, 7363, 10508, 14129, 14726, 18389, 28258, 29452, 36778, 39601, 51541, 56516, 73556, 79202, 98903, 103082, 158404, 197806, 206164, 277207, 395612, 522773, 554414, 1045546, 1108828, 1465237, 2091092, 2811671, 2930474, 3659411, 5623342, 5860948, 7318822, 10256659, 11246684, 14637644, 19681697, 20513318, 39363394, 41026636, 78726788, 104031827, 208063654, 416127308, 728222789, 1456445578, 2912891156]

約数ペア:

[(1, 2912891156), (2, 1456445578), (4, 728222789), (7, 416127308), (14, 208063654), (28, 104031827), (37, 78726788), (71, 41026636), (74, 39363394), (142, 20513318), (148, 19681697), (199, 14637644), (259, 11246684), (284, 10256659), (398, 7318822), (497, 5860948), (518, 5623342), (796, 3659411), (994, 2930474), (1036, 2811671), (1393, 2091092), (1988, 1465237), (2627, 1108828), (2786, 1045546), (5254, 554414), (5572, 522773), (7363, 395612), (10508, 277207), (14129, 206164), (14726, 197806), (18389, 158404), (28258, 103082), (29452, 98903), (36778, 79202), (39601, 73556), (51541, 56516)]