51639278

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{359}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 83980800

約数和(自身を除く): 32341522

約数列:

[1, 2, 23, 46, 53, 59, 106, 118, 359, 718, 1219, 1357, 2438, 2714, 3127, 6254, 8257, 16514, 19027, 21181, 38054, 42362, 71921, 143842, 437621, 487163, 875242, 974326, 1122593, 2245186, 25819639, 51639278]

約数ペア:

[(1, 51639278), (2, 25819639), (23, 2245186), (46, 1122593), (53, 974326), (59, 875242), (106, 487163), (118, 437621), (359, 143842), (718, 71921), (1219, 42362), (1357, 38054), (2438, 21181), (2714, 19027), (3127, 16514), (6254, 8257)]