215394804

素因数分解:

$2^2\times 3^2\times {\mathrm{479}}^1\times {\mathrm{12491}}^1$

素因数の和:12980

約数の個数: 36

約数和(自身を含む): 545650560

約数和(自身を除く): 330255756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 479, 958, 1437, 1916, 2874, 4311, 5748, 8622, 12491, 17244, 24982, 37473, 49964, 74946, 112419, 149892, 224838, 449676, 5983189, 11966378, 17949567, 23932756, 35899134, 53848701, 71798268, 107697402, 215394804]

約数ペア:

[(1, 215394804), (2, 107697402), (3, 71798268), (4, 53848701), (6, 35899134), (9, 23932756), (12, 17949567), (18, 11966378), (36, 5983189), (479, 449676), (958, 224838), (1437, 149892), (1916, 112419), (2874, 74946), (4311, 49964), (5748, 37473), (8622, 24982), (12491, 17244)]