28815628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5659}}^1$

素因数の和:5749

約数の個数: 24

約数和(自身を含む): 53883200

約数和(自身を除く): 25067572

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 5659, 11318, 22636, 107521, 215042, 379153, 430084, 758306, 1516612, 7203907, 14407814, 28815628]

約数ペア:

[(1, 28815628), (2, 14407814), (4, 7203907), (19, 1516612), (38, 758306), (67, 430084), (76, 379153), (134, 215042), (268, 107521), (1273, 22636), (2546, 11318), (5092, 5659)]