2149772655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{1801}}^1$

素因数の和:2008

約数の個数: 64

約数和(自身を含む): 3786448896

約数和(自身を除く): 1636676241

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 151, 155, 255, 453, 465, 527, 755, 1581, 1801, 2265, 2567, 2635, 4681, 5403, 7701, 7905, 9005, 12835, 14043, 23405, 27015, 30617, 38505, 55831, 70215, 79577, 91851, 153085, 167493, 238731, 271951, 279155, 397885, 459255, 815853, 837465, 949127, 1193655, 1359755, 2847381, 4079265, 4623167, 4745635, 8430481, 13869501, 14236905, 23115835, 25291443, 42152405, 69347505, 126457215, 143318177, 429954531, 716590885, 2149772655]

約数ペア:

[(1, 2149772655), (3, 716590885), (5, 429954531), (15, 143318177), (17, 126457215), (31, 69347505), (51, 42152405), (85, 25291443), (93, 23115835), (151, 14236905), (155, 13869501), (255, 8430481), (453, 4745635), (465, 4623167), (527, 4079265), (755, 2847381), (1581, 1359755), (1801, 1193655), (2265, 949127), (2567, 837465), (2635, 815853), (4681, 459255), (5403, 397885), (7701, 279155), (7905, 271951), (9005, 238731), (12835, 167493), (14043, 153085), (23405, 91851), (27015, 79577), (30617, 70215), (38505, 55831)]