205154418

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1361}}^1$

素因数の和:1507

約数の個数: 64

約数和(自身を含む): 486920448

約数和(自身を除く): 281766030

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 97, 111, 194, 222, 259, 291, 518, 582, 679, 777, 1358, 1361, 1554, 2037, 2722, 3589, 4074, 4083, 7178, 8166, 9527, 10767, 19054, 21534, 25123, 28581, 50246, 50357, 57162, 75369, 100714, 132017, 150738, 151071, 264034, 302142, 352499, 396051, 704998, 792102, 924119, 1057497, 1848238, 2114994, 2772357, 4884629, 5544714, 9769258, 14653887, 29307774, 34192403, 68384806, 102577209, 205154418]

約数ペア:

[(1, 205154418), (2, 102577209), (3, 68384806), (6, 34192403), (7, 29307774), (14, 14653887), (21, 9769258), (37, 5544714), (42, 4884629), (74, 2772357), (97, 2114994), (111, 1848238), (194, 1057497), (222, 924119), (259, 792102), (291, 704998), (518, 396051), (582, 352499), (679, 302142), (777, 264034), (1358, 151071), (1361, 150738), (1554, 132017), (2037, 100714), (2722, 75369), (3589, 57162), (4074, 50357), (4083, 50246), (7178, 28581), (8166, 25123), (9527, 21534), (10767, 19054)]